diff options
Diffstat (limited to 'drivers/video/fbdev/omap2/displays-new')
16 files changed, 0 insertions, 7231 deletions
diff --git a/drivers/video/fbdev/omap2/displays-new/Kconfig b/drivers/video/fbdev/omap2/displays-new/Kconfig deleted file mode 100644 index 574710141..000000000 --- a/drivers/video/fbdev/omap2/displays-new/Kconfig +++ /dev/null @@ -1,86 +0,0 @@ -menu "OMAP Display Device Drivers (new device model)" - depends on OMAP2_DSS - -config DISPLAY_ENCODER_OPA362 - tristate "OPA362 external analog amplifier" - help - Driver for OPA362 external analog TV amplifier controlled - through a GPIO. - -config DISPLAY_ENCODER_TFP410 - tristate "TFP410 DPI to DVI Encoder" - help - Driver for TFP410 DPI to DVI encoder. - -config DISPLAY_ENCODER_TPD12S015 - tristate "TPD12S015 HDMI ESD protection and level shifter" - help - Driver for TPD12S015, which offers HDMI ESD protection and level - shifting. - -config DISPLAY_CONNECTOR_DVI - tristate "DVI Connector" - depends on I2C - help - Driver for a generic DVI connector. - -config DISPLAY_CONNECTOR_HDMI - tristate "HDMI Connector" - help - Driver for a generic HDMI connector. - -config DISPLAY_CONNECTOR_ANALOG_TV - tristate "Analog TV Connector" - help - Driver for a generic analog TV connector. - -config DISPLAY_PANEL_DPI - tristate "Generic DPI panel" - help - Driver for generic DPI panels. - -config DISPLAY_PANEL_DSI_CM - tristate "Generic DSI Command Mode Panel" - depends on BACKLIGHT_CLASS_DEVICE - help - Driver for generic DSI command mode panels. - -config DISPLAY_PANEL_SONY_ACX565AKM - tristate "ACX565AKM Panel" - depends on SPI && BACKLIGHT_CLASS_DEVICE - help - This is the LCD panel used on Nokia N900 - -config DISPLAY_PANEL_LGPHILIPS_LB035Q02 - tristate "LG.Philips LB035Q02 LCD Panel" - depends on SPI - help - LCD Panel used on the Gumstix Overo Palo35 - -config DISPLAY_PANEL_SHARP_LS037V7DW01 - tristate "Sharp LS037V7DW01 LCD Panel" - depends on BACKLIGHT_CLASS_DEVICE - help - LCD Panel used in TI's SDP3430 and EVM boards - -config DISPLAY_PANEL_TPO_TD028TTEC1 - tristate "TPO TD028TTEC1 LCD Panel" - depends on SPI - help - LCD panel used in Openmoko. - -config DISPLAY_PANEL_TPO_TD043MTEA1 - tristate "TPO TD043MTEA1 LCD Panel" - depends on SPI - help - LCD Panel used in OMAP3 Pandora - -config DISPLAY_PANEL_NEC_NL8048HL11 - tristate "NEC NL8048HL11 Panel" - depends on SPI - depends on BACKLIGHT_CLASS_DEVICE - help - This NEC NL8048HL11 panel is TFT LCD used in the - Zoom2/3/3630 sdp boards. - -endmenu diff --git a/drivers/video/fbdev/omap2/displays-new/Makefile b/drivers/video/fbdev/omap2/displays-new/Makefile deleted file mode 100644 index 9aa176bfb..000000000 --- a/drivers/video/fbdev/omap2/displays-new/Makefile +++ /dev/null @@ -1,14 +0,0 @@ -obj-$(CONFIG_DISPLAY_ENCODER_OPA362) += encoder-opa362.o -obj-$(CONFIG_DISPLAY_ENCODER_TFP410) += encoder-tfp410.o -obj-$(CONFIG_DISPLAY_ENCODER_TPD12S015) += encoder-tpd12s015.o -obj-$(CONFIG_DISPLAY_CONNECTOR_DVI) += connector-dvi.o -obj-$(CONFIG_DISPLAY_CONNECTOR_HDMI) += connector-hdmi.o -obj-$(CONFIG_DISPLAY_CONNECTOR_ANALOG_TV) += connector-analog-tv.o -obj-$(CONFIG_DISPLAY_PANEL_DPI) += panel-dpi.o -obj-$(CONFIG_DISPLAY_PANEL_DSI_CM) += panel-dsi-cm.o -obj-$(CONFIG_DISPLAY_PANEL_SONY_ACX565AKM) += panel-sony-acx565akm.o -obj-$(CONFIG_DISPLAY_PANEL_LGPHILIPS_LB035Q02) += panel-lgphilips-lb035q02.o -obj-$(CONFIG_DISPLAY_PANEL_SHARP_LS037V7DW01) += panel-sharp-ls037v7dw01.o -obj-$(CONFIG_DISPLAY_PANEL_TPO_TD028TTEC1) += panel-tpo-td028ttec1.o -obj-$(CONFIG_DISPLAY_PANEL_TPO_TD043MTEA1) += panel-tpo-td043mtea1.o -obj-$(CONFIG_DISPLAY_PANEL_NEC_NL8048HL11) += panel-nec-nl8048hl11.o diff --git a/drivers/video/fbdev/omap2/displays-new/connector-analog-tv.c b/drivers/video/fbdev/omap2/displays-new/connector-analog-tv.c deleted file mode 100644 index 8511c648a..000000000 --- a/drivers/video/fbdev/omap2/displays-new/connector-analog-tv.c +++ /dev/null @@ -1,320 +0,0 @@ -/* - * Analog TV Connector driver - * - * Copyright (C) 2013 Texas Instruments - * Author: Tomi Valkeinen <tomi.valkeinen@ti.com> - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published by - * the Free Software Foundation. - */ - -#include <linux/slab.h> -#include <linux/module.h> -#include <linux/platform_device.h> -#include <linux/of.h> - -#include <video/omapdss.h> -#include <video/omap-panel-data.h> - -struct panel_drv_data { - struct omap_dss_device dssdev; - struct omap_dss_device *in; - - struct device *dev; - - struct omap_video_timings timings; - - enum omap_dss_venc_type connector_type; - bool invert_polarity; -}; - -static const struct omap_video_timings tvc_pal_timings = { - .x_res = 720, - .y_res = 574, - .pixelclock = 13500000, - .hsw = 64, - .hfp = 12, - .hbp = 68, - .vsw = 5, - .vfp = 5, - .vbp = 41, - - .interlace = true, -}; - -static const struct of_device_id tvc_of_match[]; - -struct tvc_of_data { - enum omap_dss_venc_type connector_type; -}; - -#define to_panel_data(x) container_of(x, struct panel_drv_data, dssdev) - -static int tvc_connect(struct omap_dss_device *dssdev) -{ - struct panel_drv_data *ddata = to_panel_data(dssdev); - struct omap_dss_device *in = ddata->in; - int r; - - dev_dbg(ddata->dev, "connect\n"); - - if (omapdss_device_is_connected(dssdev)) - return 0; - - r = in->ops.atv->connect(in, dssdev); - if (r) - return r; - - return 0; -} - -static void tvc_disconnect(struct omap_dss_device *dssdev) -{ - struct panel_drv_data *ddata = to_panel_data(dssdev); - struct omap_dss_device *in = ddata->in; - - dev_dbg(ddata->dev, "disconnect\n"); - - if (!omapdss_device_is_connected(dssdev)) - return; - - in->ops.atv->disconnect(in, dssdev); -} - -static int tvc_enable(struct omap_dss_device *dssdev) -{ - struct panel_drv_data *ddata = to_panel_data(dssdev); - struct omap_dss_device *in = ddata->in; - int r; - - dev_dbg(ddata->dev, "enable\n"); - - if (!omapdss_device_is_connected(dssdev)) - return -ENODEV; - - if (omapdss_device_is_enabled(dssdev)) - return 0; - - in->ops.atv->set_timings(in, &ddata->timings); - - if (!ddata->dev->of_node) { - in->ops.atv->set_type(in, ddata->connector_type); - - in->ops.atv->invert_vid_out_polarity(in, - ddata->invert_polarity); - } - - r = in->ops.atv->enable(in); - if (r) - return r; - - dssdev->state = OMAP_DSS_DISPLAY_ACTIVE; - - return r; -} - -static void tvc_disable(struct omap_dss_device *dssdev) -{ - struct panel_drv_data *ddata = to_panel_data(dssdev); - struct omap_dss_device *in = ddata->in; - - dev_dbg(ddata->dev, "disable\n"); - - if (!omapdss_device_is_enabled(dssdev)) - return; - - in->ops.atv->disable(in); - - dssdev->state = OMAP_DSS_DISPLAY_DISABLED; -} - -static void tvc_set_timings(struct omap_dss_device *dssdev, - struct omap_video_timings *timings) -{ - struct panel_drv_data *ddata = to_panel_data(dssdev); - struct omap_dss_device *in = ddata->in; - - ddata->timings = *timings; - dssdev->panel.timings = *timings; - - in->ops.atv->set_timings(in, timings); -} - -static void tvc_get_timings(struct omap_dss_device *dssdev, - struct omap_video_timings *timings) -{ - struct panel_drv_data *ddata = to_panel_data(dssdev); - - *timings = ddata->timings; -} - -static int tvc_check_timings(struct omap_dss_device *dssdev, - struct omap_video_timings *timings) -{ - struct panel_drv_data *ddata = to_panel_data(dssdev); - struct omap_dss_device *in = ddata->in; - - return in->ops.atv->check_timings(in, timings); -} - -static u32 tvc_get_wss(struct omap_dss_device *dssdev) -{ - struct panel_drv_data *ddata = to_panel_data(dssdev); - struct omap_dss_device *in = ddata->in; - - return in->ops.atv->get_wss(in); -} - -static int tvc_set_wss(struct omap_dss_device *dssdev, u32 wss) -{ - struct panel_drv_data *ddata = to_panel_data(dssdev); - struct omap_dss_device *in = ddata->in; - - return in->ops.atv->set_wss(in, wss); -} - -static struct omap_dss_driver tvc_driver = { - .connect = tvc_connect, - .disconnect = tvc_disconnect, - - .enable = tvc_enable, - .disable = tvc_disable, - - .set_timings = tvc_set_timings, - .get_timings = tvc_get_timings, - .check_timings = tvc_check_timings, - - .get_resolution = omapdss_default_get_resolution, - - .get_wss = tvc_get_wss, - .set_wss = tvc_set_wss, -}; - -static int tvc_probe_pdata(struct platform_device *pdev) -{ - struct panel_drv_data *ddata = platform_get_drvdata(pdev); - struct connector_atv_platform_data *pdata; - struct omap_dss_device *in, *dssdev; - - pdata = dev_get_platdata(&pdev->dev); - - in = omap_dss_find_output(pdata->source); - if (in == NULL) { - dev_err(&pdev->dev, "Failed to find video source\n"); - return -EPROBE_DEFER; - } - - ddata->in = in; - - ddata->connector_type = pdata->connector_type; - ddata->invert_polarity = pdata->invert_polarity; - - dssdev = &ddata->dssdev; - dssdev->name = pdata->name; - - return 0; -} - -static int tvc_probe_of(struct platform_device *pdev) -{ - struct panel_drv_data *ddata = platform_get_drvdata(pdev); - struct device_node *node = pdev->dev.of_node; - struct omap_dss_device *in; - - in = omapdss_of_find_source_for_first_ep(node); - if (IS_ERR(in)) { - dev_err(&pdev->dev, "failed to find video source\n"); - return PTR_ERR(in); - } - - ddata->in = in; - - return 0; -} - -static int tvc_probe(struct platform_device *pdev) -{ - struct panel_drv_data *ddata; - struct omap_dss_device *dssdev; - int r; - - ddata = devm_kzalloc(&pdev->dev, sizeof(*ddata), GFP_KERNEL); - if (!ddata) - return -ENOMEM; - - platform_set_drvdata(pdev, ddata); - ddata->dev = &pdev->dev; - - if (dev_get_platdata(&pdev->dev)) { - r = tvc_probe_pdata(pdev); - if (r) - return r; - } else if (pdev->dev.of_node) { - r = tvc_probe_of(pdev); - if (r) - return r; - } else { - return -ENODEV; - } - - ddata->timings = tvc_pal_timings; - - dssdev = &ddata->dssdev; - dssdev->driver = &tvc_driver; - dssdev->dev = &pdev->dev; - dssdev->type = OMAP_DISPLAY_TYPE_VENC; - dssdev->owner = THIS_MODULE; - dssdev->panel.timings = tvc_pal_timings; - - r = omapdss_register_display(dssdev); - if (r) { - dev_err(&pdev->dev, "Failed to register panel\n"); - goto err_reg; - } - - return 0; -err_reg: - omap_dss_put_device(ddata->in); - return r; -} - -static int __exit tvc_remove(struct platform_device *pdev) -{ - struct panel_drv_data *ddata = platform_get_drvdata(pdev); - struct omap_dss_device *dssdev = &ddata->dssdev; - struct omap_dss_device *in = ddata->in; - - omapdss_unregister_display(&ddata->dssdev); - - tvc_disable(dssdev); - tvc_disconnect(dssdev); - - omap_dss_put_device(in); - - return 0; -} - -static const struct of_device_id tvc_of_match[] = { - { .compatible = "omapdss,svideo-connector", }, - { .compatible = "omapdss,composite-video-connector", }, - {}, -}; - -MODULE_DEVICE_TABLE(of, tvc_of_match); - -static struct platform_driver tvc_connector_driver = { - .probe = tvc_probe, - .remove = __exit_p(tvc_remove), - .driver = { - .name = "connector-analog-tv", - .of_match_table = tvc_of_match, - .suppress_bind_attrs = true, - }, -}; - -module_platform_driver(tvc_connector_driver); - -MODULE_AUTHOR("Tomi Valkeinen <tomi.valkeinen@ti.com>"); -MODULE_DESCRIPTION("Analog TV Connector driver"); -MODULE_LICENSE("GPL"); diff --git a/drivers/video/fbdev/omap2/displays-new/connector-dvi.c b/drivers/video/fbdev/omap2/displays-new/connector-dvi.c deleted file mode 100644 index d811e6dca..000000000 --- a/drivers/video/fbdev/omap2/displays-new/connector-dvi.c +++ /dev/null @@ -1,398 +0,0 @@ -/* - * Generic DVI Connector driver - * - * Copyright (C) 2013 Texas Instruments - * Author: Tomi Valkeinen <tomi.valkeinen@ti.com> - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published by - * the Free Software Foundation. - */ - -#include <linux/i2c.h> -#include <linux/module.h> -#include <linux/platform_device.h> -#include <linux/slab.h> - -#include <drm/drm_edid.h> - -#include <video/omapdss.h> -#include <video/omap-panel-data.h> - -static const struct omap_video_timings dvic_default_timings = { - .x_res = 640, - .y_res = 480, - - .pixelclock = 23500000, - - .hfp = 48, - .hsw = 32, - .hbp = 80, - - .vfp = 3, - .vsw = 4, - .vbp = 7, - - .vsync_level = OMAPDSS_SIG_ACTIVE_HIGH, - .hsync_level = OMAPDSS_SIG_ACTIVE_HIGH, - .data_pclk_edge = OMAPDSS_DRIVE_SIG_RISING_EDGE, - .de_level = OMAPDSS_SIG_ACTIVE_HIGH, - .sync_pclk_edge = OMAPDSS_DRIVE_SIG_FALLING_EDGE, -}; - -struct panel_drv_data { - struct omap_dss_device dssdev; - struct omap_dss_device *in; - - struct omap_video_timings timings; - - struct i2c_adapter *i2c_adapter; -}; - -#define to_panel_data(x) container_of(x, struct panel_drv_data, dssdev) - -static int dvic_connect(struct omap_dss_device *dssdev) -{ - struct panel_drv_data *ddata = to_panel_data(dssdev); - struct omap_dss_device *in = ddata->in; - int r; - - if (omapdss_device_is_connected(dssdev)) - return 0; - - r = in->ops.dvi->connect(in, dssdev); - if (r) - return r; - - return 0; -} - -static void dvic_disconnect(struct omap_dss_device *dssdev) -{ - struct panel_drv_data *ddata = to_panel_data(dssdev); - struct omap_dss_device *in = ddata->in; - - if (!omapdss_device_is_connected(dssdev)) - return; - - in->ops.dvi->disconnect(in, dssdev); -} - -static int dvic_enable(struct omap_dss_device *dssdev) -{ - struct panel_drv_data *ddata = to_panel_data(dssdev); - struct omap_dss_device *in = ddata->in; - int r; - - if (!omapdss_device_is_connected(dssdev)) - return -ENODEV; - - if (omapdss_device_is_enabled(dssdev)) - return 0; - - in->ops.dvi->set_timings(in, &ddata->timings); - - r = in->ops.dvi->enable(in); - if (r) - return r; - - dssdev->state = OMAP_DSS_DISPLAY_ACTIVE; - - return 0; -} - -static void dvic_disable(struct omap_dss_device *dssdev) -{ - struct panel_drv_data *ddata = to_panel_data(dssdev); - struct omap_dss_device *in = ddata->in; - - if (!omapdss_device_is_enabled(dssdev)) - return; - - in->ops.dvi->disable(in); - - dssdev->state = OMAP_DSS_DISPLAY_DISABLED; -} - -static void dvic_set_timings(struct omap_dss_device *dssdev, - struct omap_video_timings *timings) -{ - struct panel_drv_data *ddata = to_panel_data(dssdev); - struct omap_dss_device *in = ddata->in; - - ddata->timings = *timings; - dssdev->panel.timings = *timings; - - in->ops.dvi->set_timings(in, timings); -} - -static void dvic_get_timings(struct omap_dss_device *dssdev, - struct omap_video_timings *timings) -{ - struct panel_drv_data *ddata = to_panel_data(dssdev); - - *timings = ddata->timings; -} - -static int dvic_check_timings(struct omap_dss_device *dssdev, - struct omap_video_timings *timings) -{ - struct panel_drv_data *ddata = to_panel_data(dssdev); - struct omap_dss_device *in = ddata->in; - - return in->ops.dvi->check_timings(in, timings); -} - -static int dvic_ddc_read(struct i2c_adapter *adapter, - unsigned char *buf, u16 count, u8 offset) -{ - int r, retries; - - for (retries = 3; retries > 0; retries--) { - struct i2c_msg msgs[] = { - { - .addr = DDC_ADDR, - .flags = 0, - .len = 1, - .buf = &offset, - }, { - .addr = DDC_ADDR, - .flags = I2C_M_RD, - .len = count, - .buf = buf, - } - }; - - r = i2c_transfer(adapter, msgs, 2); - if (r == 2) - return 0; - - if (r != -EAGAIN) - break; - } - - return r < 0 ? r : -EIO; -} - -static int dvic_read_edid(struct omap_dss_device *dssdev, - u8 *edid, int len) -{ - struct panel_drv_data *ddata = to_panel_data(dssdev); - int r, l, bytes_read; - - if (!ddata->i2c_adapter) - return -ENODEV; - - l = min(EDID_LENGTH, len); - r = dvic_ddc_read(ddata->i2c_adapter, edid, l, 0); - if (r) - return r; - - bytes_read = l; - - /* if there are extensions, read second block */ - if (len > EDID_LENGTH && edid[0x7e] > 0) { - l = min(EDID_LENGTH, len - EDID_LENGTH); - - r = dvic_ddc_read(ddata->i2c_adapter, edid + EDID_LENGTH, - l, EDID_LENGTH); - if (r) - return r; - - bytes_read += l; - } - - return bytes_read; -} - -static bool dvic_detect(struct omap_dss_device *dssdev) -{ - struct panel_drv_data *ddata = to_panel_data(dssdev); - unsigned char out; - int r; - - if (!ddata->i2c_adapter) - return true; - - r = dvic_ddc_read(ddata->i2c_adapter, &out, 1, 0); - - return r == 0; -} - -static struct omap_dss_driver dvic_driver = { - .connect = dvic_connect, - .disconnect = dvic_disconnect, - - .enable = dvic_enable, - .disable = dvic_disable, - - .set_timings = dvic_set_timings, - .get_timings = dvic_get_timings, - .check_timings = dvic_check_timings, - - .get_resolution = omapdss_default_get_resolution, - - .read_edid = dvic_read_edid, - .detect = dvic_detect, -}; - -static int dvic_probe_pdata(struct platform_device *pdev) -{ - struct panel_drv_data *ddata = platform_get_drvdata(pdev); - struct connector_dvi_platform_data *pdata; - struct omap_dss_device *in, *dssdev; - int i2c_bus_num; - - pdata = dev_get_platdata(&pdev->dev); - i2c_bus_num = pdata->i2c_bus_num; - - if (i2c_bus_num != -1) { - struct i2c_adapter *adapter; - - adapter = i2c_get_adapter(i2c_bus_num); - if (!adapter) { - dev_err(&pdev->dev, - "Failed to get I2C adapter, bus %d\n", - i2c_bus_num); - return -EPROBE_DEFER; - } - - ddata->i2c_adapter = adapter; - } - - in = omap_dss_find_output(pdata->source); - if (in == NULL) { - i2c_put_adapter(ddata->i2c_adapter); - - dev_err(&pdev->dev, "Failed to find video source\n"); - return -EPROBE_DEFER; - } - - ddata->in = in; - - dssdev = &ddata->dssdev; - dssdev->name = pdata->name; - - return 0; -} - -static int dvic_probe_of(struct platform_device *pdev) -{ - struct panel_drv_data *ddata = platform_get_drvdata(pdev); - struct device_node *node = pdev->dev.of_node; - struct omap_dss_device *in; - struct device_node *adapter_node; - struct i2c_adapter *adapter; - - in = omapdss_of_find_source_for_first_ep(node); - if (IS_ERR(in)) { - dev_err(&pdev->dev, "failed to find video source\n"); - return PTR_ERR(in); - } - - ddata->in = in; - - adapter_node = of_parse_phandle(node, "ddc-i2c-bus", 0); - if (adapter_node) { - adapter = of_get_i2c_adapter_by_node(adapter_node); - if (adapter == NULL) { - dev_err(&pdev->dev, "failed to parse ddc-i2c-bus\n"); - omap_dss_put_device(ddata->in); - return -EPROBE_DEFER; - } - - ddata->i2c_adapter = adapter; - } - - return 0; -} - -static int dvic_probe(struct platform_device *pdev) -{ - struct panel_drv_data *ddata; - struct omap_dss_device *dssdev; - int r; - - ddata = devm_kzalloc(&pdev->dev, sizeof(*ddata), GFP_KERNEL); - if (!ddata) - return -ENOMEM; - - platform_set_drvdata(pdev, ddata); - - if (dev_get_platdata(&pdev->dev)) { - r = dvic_probe_pdata(pdev); - if (r) - return r; - } else if (pdev->dev.of_node) { - r = dvic_probe_of(pdev); - if (r) - return r; - } else { - return -ENODEV; - } - - ddata->timings = dvic_default_timings; - - dssdev = &ddata->dssdev; - dssdev->driver = &dvic_driver; - dssdev->dev = &pdev->dev; - dssdev->type = OMAP_DISPLAY_TYPE_DVI; - dssdev->owner = THIS_MODULE; - dssdev->panel.timings = dvic_default_timings; - - r = omapdss_register_display(dssdev); - if (r) { - dev_err(&pdev->dev, "Failed to register panel\n"); - goto err_reg; - } - - return 0; - -err_reg: - omap_dss_put_device(ddata->in); - - i2c_put_adapter(ddata->i2c_adapter); - - return r; -} - -static int __exit dvic_remove(struct platform_device *pdev) -{ - struct panel_drv_data *ddata = platform_get_drvdata(pdev); - struct omap_dss_device *dssdev = &ddata->dssdev; - struct omap_dss_device *in = ddata->in; - - omapdss_unregister_display(&ddata->dssdev); - - dvic_disable(dssdev); - dvic_disconnect(dssdev); - - omap_dss_put_device(in); - - i2c_put_adapter(ddata->i2c_adapter); - - return 0; -} - -static const struct of_device_id dvic_of_match[] = { - { .compatible = "omapdss,dvi-connector", }, - {}, -}; - -MODULE_DEVICE_TABLE(of, dvic_of_match); - -static struct platform_driver dvi_connector_driver = { - .probe = dvic_probe, - .remove = __exit_p(dvic_remove), - .driver = { - .name = "connector-dvi", - .of_match_table = dvic_of_match, - .suppress_bind_attrs = true, - }, -}; - -module_platform_driver(dvi_connector_driver); - -MODULE_AUTHOR("Tomi Valkeinen <tomi.valkeinen@ti.com>"); -MODULE_DESCRIPTION("Generic DVI Connector driver"); -MODULE_LICENSE("GPL"); diff --git a/drivers/video/fbdev/omap2/displays-new/connector-hdmi.c b/drivers/video/fbdev/omap2/displays-new/connector-hdmi.c deleted file mode 100644 index 6ee4129bc..000000000 --- a/drivers/video/fbdev/omap2/displays-new/connector-hdmi.c +++ /dev/null @@ -1,348 +0,0 @@ -/* - * HDMI Connector driver - * - * Copyright (C) 2013 Texas Instruments - * Author: Tomi Valkeinen <tomi.valkeinen@ti.com> - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published by - * the Free Software Foundation. - */ - -#include <linux/slab.h> -#include <linux/module.h> -#include <linux/platform_device.h> -#include <linux/of.h> -#include <linux/of_gpio.h> - -#include <drm/drm_edid.h> - -#include <video/omapdss.h> -#include <video/omap-panel-data.h> - -static const struct omap_video_timings hdmic_default_timings = { - .x_res = 640, - .y_res = 480, - .pixelclock = 25175000, - .hsw = 96, - .hfp = 16, - .hbp = 48, - .vsw = 2, - .vfp = 11, - .vbp = 31, - - .vsync_level = OMAPDSS_SIG_ACTIVE_LOW, - .hsync_level = OMAPDSS_SIG_ACTIVE_LOW, - - .interlace = false, -}; - -struct panel_drv_data { - struct omap_dss_device dssdev; - struct omap_dss_device *in; - - struct device *dev; - - struct omap_video_timings timings; - - int hpd_gpio; -}; - -#define to_panel_data(x) container_of(x, struct panel_drv_data, dssdev) - -static int hdmic_connect(struct omap_dss_device *dssdev) -{ - struct panel_drv_data *ddata = to_panel_data(dssdev); - struct omap_dss_device *in = ddata->in; - int r; - - dev_dbg(ddata->dev, "connect\n"); - - if (omapdss_device_is_connected(dssdev)) - return 0; - - r = in->ops.hdmi->connect(in, dssdev); - if (r) - return r; - - return 0; -} - -static void hdmic_disconnect(struct omap_dss_device *dssdev) -{ - struct panel_drv_data *ddata = to_panel_data(dssdev); - struct omap_dss_device *in = ddata->in; - - dev_dbg(ddata->dev, "disconnect\n"); - - if (!omapdss_device_is_connected(dssdev)) - return; - - in->ops.hdmi->disconnect(in, dssdev); -} - -static int hdmic_enable(struct omap_dss_device *dssdev) -{ - struct panel_drv_data *ddata = to_panel_data(dssdev); - struct omap_dss_device *in = ddata->in; - int r; - - dev_dbg(ddata->dev, "enable\n"); - - if (!omapdss_device_is_connected(dssdev)) - return -ENODEV; - - if (omapdss_device_is_enabled(dssdev)) - return 0; - - in->ops.hdmi->set_timings(in, &ddata->timings); - - r = in->ops.hdmi->enable(in); - if (r) - return r; - - dssdev->state = OMAP_DSS_DISPLAY_ACTIVE; - - return r; -} - -static void hdmic_disable(struct omap_dss_device *dssdev) -{ - struct panel_drv_data *ddata = to_panel_data(dssdev); - struct omap_dss_device *in = ddata->in; - - dev_dbg(ddata->dev, "disable\n"); - - if (!omapdss_device_is_enabled(dssdev)) - return; - - in->ops.hdmi->disable(in); - - dssdev->state = OMAP_DSS_DISPLAY_DISABLED; -} - -static void hdmic_set_timings(struct omap_dss_device *dssdev, - struct omap_video_timings *timings) -{ - struct panel_drv_data *ddata = to_panel_data(dssdev); - struct omap_dss_device *in = ddata->in; - - ddata->timings = *timings; - dssdev->panel.timings = *timings; - - in->ops.hdmi->set_timings(in, timings); -} - -static void hdmic_get_timings(struct omap_dss_device *dssdev, - struct omap_video_timings *timings) -{ - struct panel_drv_data *ddata = to_panel_data(dssdev); - - *timings = ddata->timings; -} - -static int hdmic_check_timings(struct omap_dss_device *dssdev, - struct omap_video_timings *timings) -{ - struct panel_drv_data *ddata = to_panel_data(dssdev); - struct omap_dss_device *in = ddata->in; - - return in->ops.hdmi->check_timings(in, timings); -} - -static int hdmic_read_edid(struct omap_dss_device *dssdev, - u8 *edid, int len) -{ - struct panel_drv_data *ddata = to_panel_data(dssdev); - struct omap_dss_device *in = ddata->in; - - return in->ops.hdmi->read_edid(in, edid, len); -} - -static bool hdmic_detect(struct omap_dss_device *dssdev) -{ - struct panel_drv_data *ddata = to_panel_data(dssdev); - struct omap_dss_device *in = ddata->in; - - if (gpio_is_valid(ddata->hpd_gpio)) - return gpio_get_value_cansleep(ddata->hpd_gpio); - else - return in->ops.hdmi->detect(in); -} - -static int hdmic_set_hdmi_mode(struct omap_dss_device *dssdev, bool hdmi_mode) -{ - struct panel_drv_data *ddata = to_panel_data(dssdev); - struct omap_dss_device *in = ddata->in; - - return in->ops.hdmi->set_hdmi_mode(in, hdmi_mode); -} - -static int hdmic_set_infoframe(struct omap_dss_device *dssdev, - const struct hdmi_avi_infoframe *avi) -{ - struct panel_drv_data *ddata = to_panel_data(dssdev); - struct omap_dss_device *in = ddata->in; - - return in->ops.hdmi->set_infoframe(in, avi); -} - -static struct omap_dss_driver hdmic_driver = { - .connect = hdmic_connect, - .disconnect = hdmic_disconnect, - - .enable = hdmic_enable, - .disable = hdmic_disable, - - .set_timings = hdmic_set_timings, - .get_timings = hdmic_get_timings, - .check_timings = hdmic_check_timings, - - .get_resolution = omapdss_default_get_resolution, - - .read_edid = hdmic_read_edid, - .detect = hdmic_detect, - .set_hdmi_mode = hdmic_set_hdmi_mode, - .set_hdmi_infoframe = hdmic_set_infoframe, -}; - -static int hdmic_probe_pdata(struct platform_device *pdev) -{ - struct panel_drv_data *ddata = platform_get_drvdata(pdev); - struct connector_hdmi_platform_data *pdata; - struct omap_dss_device *in, *dssdev; - - pdata = dev_get_platdata(&pdev->dev); - - ddata->hpd_gpio = -ENODEV; - - in = omap_dss_find_output(pdata->source); - if (in == NULL) { - dev_err(&pdev->dev, "Failed to find video source\n"); - return -EPROBE_DEFER; - } - - ddata->in = in; - - dssdev = &ddata->dssdev; - dssdev->name = pdata->name; - - return 0; -} - -static int hdmic_probe_of(struct platform_device *pdev) -{ - struct panel_drv_data *ddata = platform_get_drvdata(pdev); - struct device_node *node = pdev->dev.of_node; - struct omap_dss_device *in; - int gpio; - - /* HPD GPIO */ - gpio = of_get_named_gpio(node, "hpd-gpios", 0); - if (gpio_is_valid(gpio)) - ddata->hpd_gpio = gpio; - else - ddata->hpd_gpio = -ENODEV; - - in = omapdss_of_find_source_for_first_ep(node); - if (IS_ERR(in)) { - dev_err(&pdev->dev, "failed to find video source\n"); - return PTR_ERR(in); - } - - ddata->in = in; - - return 0; -} - -static int hdmic_probe(struct platform_device *pdev) -{ - struct panel_drv_data *ddata; - struct omap_dss_device *dssdev; - int r; - - ddata = devm_kzalloc(&pdev->dev, sizeof(*ddata), GFP_KERNEL); - if (!ddata) - return -ENOMEM; - - platform_set_drvdata(pdev, ddata); - ddata->dev = &pdev->dev; - - if (dev_get_platdata(&pdev->dev)) { - r = hdmic_probe_pdata(pdev); - if (r) - return r; - } else if (pdev->dev.of_node) { - r = hdmic_probe_of(pdev); - if (r) - return r; - } else { - return -ENODEV; - } - - if (gpio_is_valid(ddata->hpd_gpio)) { - r = devm_gpio_request_one(&pdev->dev, ddata->hpd_gpio, - GPIOF_DIR_IN, "hdmi_hpd"); - if (r) - goto err_reg; - } - - ddata->timings = hdmic_default_timings; - - dssdev = &ddata->dssdev; - dssdev->driver = &hdmic_driver; - dssdev->dev = &pdev->dev; - dssdev->type = OMAP_DISPLAY_TYPE_HDMI; - dssdev->owner = THIS_MODULE; - dssdev->panel.timings = hdmic_default_timings; - - r = omapdss_register_display(dssdev); - if (r) { - dev_err(&pdev->dev, "Failed to register panel\n"); - goto err_reg; - } - - return 0; -err_reg: - omap_dss_put_device(ddata->in); - return r; -} - -static int __exit hdmic_remove(struct platform_device *pdev) -{ - struct panel_drv_data *ddata = platform_get_drvdata(pdev); - struct omap_dss_device *dssdev = &ddata->dssdev; - struct omap_dss_device *in = ddata->in; - - omapdss_unregister_display(&ddata->dssdev); - - hdmic_disable(dssdev); - hdmic_disconnect(dssdev); - - omap_dss_put_device(in); - - return 0; -} - -static const struct of_device_id hdmic_of_match[] = { - { .compatible = "omapdss,hdmi-connector", }, - {}, -}; - -MODULE_DEVICE_TABLE(of, hdmic_of_match); - -static struct platform_driver hdmi_connector_driver = { - .probe = hdmic_probe, - .remove = __exit_p(hdmic_remove), - .driver = { - .name = "connector-hdmi", - .of_match_table = hdmic_of_match, - .suppress_bind_attrs = true, - }, -}; - -module_platform_driver(hdmi_connector_driver); - -MODULE_AUTHOR("Tomi Valkeinen <tomi.valkeinen@ti.com>"); -MODULE_DESCRIPTION("HDMI Connector driver"); -MODULE_LICENSE("GPL"); diff --git a/drivers/video/fbdev/omap2/displays-new/encoder-opa362.c b/drivers/video/fbdev/omap2/displays-new/encoder-opa362.c deleted file mode 100644 index 8c246c213..000000000 --- a/drivers/video/fbdev/omap2/displays-new/encoder-opa362.c +++ /dev/null @@ -1,278 +0,0 @@ -/* - * OPA362 analog video amplifier with output/power control - * - * Copyright (C) 2014 Golden Delicious Computers - * Author: H. Nikolaus Schaller <hns@goldelico.com> - * - * based on encoder-tfp410 - * - * Copyright (C) 2013 Texas Instruments - * Author: Tomi Valkeinen <tomi.valkeinen@ti.com> - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published by - * the Free Software Foundation. - */ - -#include <linux/gpio.h> -#include <linux/module.h> -#include <linux/platform_device.h> -#include <linux/slab.h> -#include <linux/of_gpio.h> - -#include <video/omapdss.h> - -struct panel_drv_data { - struct omap_dss_device dssdev; - struct omap_dss_device *in; - - struct gpio_desc *enable_gpio; - - struct omap_video_timings timings; -}; - -#define to_panel_data(x) container_of(x, struct panel_drv_data, dssdev) - -static int opa362_connect(struct omap_dss_device *dssdev, - struct omap_dss_device *dst) -{ - struct panel_drv_data *ddata = to_panel_data(dssdev); - struct omap_dss_device *in = ddata->in; - int r; - - dev_dbg(dssdev->dev, "connect\n"); - - if (omapdss_device_is_connected(dssdev)) - return -EBUSY; - - r = in->ops.atv->connect(in, dssdev); - if (r) - return r; - - dst->src = dssdev; - dssdev->dst = dst; - - return 0; -} - -static void opa362_disconnect(struct omap_dss_device *dssdev, - struct omap_dss_device *dst) -{ - struct panel_drv_data *ddata = to_panel_data(dssdev); - struct omap_dss_device *in = ddata->in; - - dev_dbg(dssdev->dev, "disconnect\n"); - - WARN_ON(!omapdss_device_is_connected(dssdev)); - if (!omapdss_device_is_connected(dssdev)) - return; - - WARN_ON(dst != dssdev->dst); - if (dst != dssdev->dst) - return; - - dst->src = NULL; - dssdev->dst = NULL; - - in->ops.atv->disconnect(in, &ddata->dssdev); -} - -static int opa362_enable(struct omap_dss_device *dssdev) -{ - struct panel_drv_data *ddata = to_panel_data(dssdev); - struct omap_dss_device *in = ddata->in; - int r; - - dev_dbg(dssdev->dev, "enable\n"); - - if (!omapdss_device_is_connected(dssdev)) - return -ENODEV; - - if (omapdss_device_is_enabled(dssdev)) - return 0; - - in->ops.atv->set_timings(in, &ddata->timings); - - r = in->ops.atv->enable(in); - if (r) - return r; - - if (ddata->enable_gpio) - gpiod_set_value_cansleep(ddata->enable_gpio, 1); - - dssdev->state = OMAP_DSS_DISPLAY_ACTIVE; - - return 0; -} - -static void opa362_disable(struct omap_dss_device *dssdev) -{ - struct panel_drv_data *ddata = to_panel_data(dssdev); - struct omap_dss_device *in = ddata->in; - - dev_dbg(dssdev->dev, "disable\n"); - - if (!omapdss_device_is_enabled(dssdev)) - return; - - if (ddata->enable_gpio) - gpiod_set_value_cansleep(ddata->enable_gpio, 0); - - in->ops.atv->disable(in); - - dssdev->state = OMAP_DSS_DISPLAY_DISABLED; -} - -static void opa362_set_timings(struct omap_dss_device *dssdev, - struct omap_video_timings *timings) -{ - struct panel_drv_data *ddata = to_panel_data(dssdev); - struct omap_dss_device *in = ddata->in; - - dev_dbg(dssdev->dev, "set_timings\n"); - - ddata->timings = *timings; - dssdev->panel.timings = *timings; - - in->ops.atv->set_timings(in, timings); -} - -static void opa362_get_timings(struct omap_dss_device *dssdev, - struct omap_video_timings *timings) -{ - struct panel_drv_data *ddata = to_panel_data(dssdev); - - dev_dbg(dssdev->dev, "get_timings\n"); - - *timings = ddata->timings; -} - -static int opa362_check_timings(struct omap_dss_device *dssdev, - struct omap_video_timings *timings) -{ - struct panel_drv_data *ddata = to_panel_data(dssdev); - struct omap_dss_device *in = ddata->in; - - dev_dbg(dssdev->dev, "check_timings\n"); - - return in->ops.atv->check_timings(in, timings); -} - -static void opa362_set_type(struct omap_dss_device *dssdev, - enum omap_dss_venc_type type) -{ - /* we can only drive a COMPOSITE output */ - WARN_ON(type != OMAP_DSS_VENC_TYPE_COMPOSITE); - -} - -static const struct omapdss_atv_ops opa362_atv_ops = { - .connect = opa362_connect, - .disconnect = opa362_disconnect, - - .enable = opa362_enable, - .disable = opa362_disable, - - .check_timings = opa362_check_timings, - .set_timings = opa362_set_timings, - .get_timings = opa362_get_timings, - - .set_type = opa362_set_type, -}; - -static int opa362_probe(struct platform_device *pdev) -{ - struct device_node *node = pdev->dev.of_node; - struct panel_drv_data *ddata; - struct omap_dss_device *dssdev, *in; - struct gpio_desc *gpio; - int r; - - dev_dbg(&pdev->dev, "probe\n"); - - if (node == NULL) { - dev_err(&pdev->dev, "Unable to find device tree\n"); - return -EINVAL; - } - - ddata = devm_kzalloc(&pdev->dev, sizeof(*ddata), GFP_KERNEL); - if (!ddata) - return -ENOMEM; - - platform_set_drvdata(pdev, ddata); - - gpio = devm_gpiod_get_optional(&pdev->dev, "enable", GPIOD_OUT_LOW); - if (IS_ERR(gpio)) - return PTR_ERR(gpio); - - ddata->enable_gpio = gpio; - - in = omapdss_of_find_source_for_first_ep(node); - if (IS_ERR(in)) { - dev_err(&pdev->dev, "failed to find video source\n"); - return PTR_ERR(in); - } - - ddata->in = in; - - dssdev = &ddata->dssdev; - dssdev->ops.atv = &opa362_atv_ops; - dssdev->dev = &pdev->dev; - dssdev->type = OMAP_DISPLAY_TYPE_VENC; - dssdev->output_type = OMAP_DISPLAY_TYPE_VENC; - dssdev->owner = THIS_MODULE; - - r = omapdss_register_output(dssdev); - if (r) { - dev_err(&pdev->dev, "Failed to register output\n"); - goto err_reg; - } - - return 0; -err_reg: - omap_dss_put_device(ddata->in); - return r; -} - -static int __exit opa362_remove(struct platform_device *pdev) -{ - struct panel_drv_data *ddata = platform_get_drvdata(pdev); - struct omap_dss_device *dssdev = &ddata->dssdev; - struct omap_dss_device *in = ddata->in; - - omapdss_unregister_output(&ddata->dssdev); - - WARN_ON(omapdss_device_is_enabled(dssdev)); - if (omapdss_device_is_enabled(dssdev)) - opa362_disable(dssdev); - - WARN_ON(omapdss_device_is_connected(dssdev)); - if (omapdss_device_is_connected(dssdev)) - opa362_disconnect(dssdev, dssdev->dst); - - omap_dss_put_device(in); - - return 0; -} - -static const struct of_device_id opa362_of_match[] = { - { .compatible = "omapdss,ti,opa362", }, - {}, -}; -MODULE_DEVICE_TABLE(of, opa362_of_match); - -static struct platform_driver opa362_driver = { - .probe = opa362_probe, - .remove = __exit_p(opa362_remove), - .driver = { - .name = "amplifier-opa362", - .of_match_table = opa362_of_match, - .suppress_bind_attrs = true, - }, -}; - -module_platform_driver(opa362_driver); - -MODULE_AUTHOR("H. Nikolaus Schaller <hns@goldelico.com>"); -MODULE_DESCRIPTION("OPA362 analog video amplifier with output/power control"); -MODULE_LICENSE("GPL v2"); diff --git a/drivers/video/fbdev/omap2/displays-new/encoder-tfp410.c b/drivers/video/fbdev/omap2/displays-new/encoder-tfp410.c deleted file mode 100644 index d9048b3df..000000000 --- a/drivers/video/fbdev/omap2/displays-new/encoder-tfp410.c +++ /dev/null @@ -1,320 +0,0 @@ -/* - * TFP410 DPI-to-DVI encoder driver - * - * Copyright (C) 2013 Texas Instruments - * Author: Tomi Valkeinen <tomi.valkeinen@ti.com> - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published by - * the Free Software Foundation. - */ - -#include <linux/gpio.h> -#include <linux/module.h> -#include <linux/platform_device.h> -#include <linux/slab.h> -#include <linux/of_gpio.h> - -#include <video/omapdss.h> -#include <video/omap-panel-data.h> - -struct panel_drv_data { - struct omap_dss_device dssdev; - struct omap_dss_device *in; - - int pd_gpio; - int data_lines; - - struct omap_video_timings timings; -}; - -#define to_panel_data(x) container_of(x, struct panel_drv_data, dssdev) - -static int tfp410_connect(struct omap_dss_device *dssdev, - struct omap_dss_device *dst) -{ - struct panel_drv_data *ddata = to_panel_data(dssdev); - struct omap_dss_device *in = ddata->in; - int r; - - if (omapdss_device_is_connected(dssdev)) - return -EBUSY; - - r = in->ops.dpi->connect(in, dssdev); - if (r) - return r; - - dst->src = dssdev; - dssdev->dst = dst; - - return 0; -} - -static void tfp410_disconnect(struct omap_dss_device *dssdev, - struct omap_dss_device *dst) -{ - struct panel_drv_data *ddata = to_panel_data(dssdev); - struct omap_dss_device *in = ddata->in; - - WARN_ON(!omapdss_device_is_connected(dssdev)); - if (!omapdss_device_is_connected(dssdev)) - return; - - WARN_ON(dst != dssdev->dst); - if (dst != dssdev->dst) - return; - - dst->src = NULL; - dssdev->dst = NULL; - - in->ops.dpi->disconnect(in, &ddata->dssdev); -} - -static int tfp410_enable(struct omap_dss_device *dssdev) -{ - struct panel_drv_data *ddata = to_panel_data(dssdev); - struct omap_dss_device *in = ddata->in; - int r; - - if (!omapdss_device_is_connected(dssdev)) - return -ENODEV; - - if (omapdss_device_is_enabled(dssdev)) - return 0; - - in->ops.dpi->set_timings(in, &ddata->timings); - if (ddata->data_lines) - in->ops.dpi->set_data_lines(in, ddata->data_lines); - - r = in->ops.dpi->enable(in); - if (r) - return r; - - if (gpio_is_valid(ddata->pd_gpio)) - gpio_set_value_cansleep(ddata->pd_gpio, 1); - - dssdev->state = OMAP_DSS_DISPLAY_ACTIVE; - - return 0; -} - -static void tfp410_disable(struct omap_dss_device *dssdev) -{ - struct panel_drv_data *ddata = to_panel_data(dssdev); - struct omap_dss_device *in = ddata->in; - - if (!omapdss_device_is_enabled(dssdev)) - return; - - if (gpio_is_valid(ddata->pd_gpio)) - gpio_set_value_cansleep(ddata->pd_gpio, 0); - - in->ops.dpi->disable(in); - - dssdev->state = OMAP_DSS_DISPLAY_DISABLED; -} - -static void tfp410_fix_timings(struct omap_video_timings *timings) -{ - timings->data_pclk_edge = OMAPDSS_DRIVE_SIG_RISING_EDGE; - timings->sync_pclk_edge = OMAPDSS_DRIVE_SIG_RISING_EDGE; - timings->de_level = OMAPDSS_SIG_ACTIVE_HIGH; -} - -static void tfp410_set_timings(struct omap_dss_device *dssdev, - struct omap_video_timings *timings) -{ - struct panel_drv_data *ddata = to_panel_data(dssdev); - struct omap_dss_device *in = ddata->in; - - tfp410_fix_timings(timings); - - ddata->timings = *timings; - dssdev->panel.timings = *timings; - - in->ops.dpi->set_timings(in, timings); -} - -static void tfp410_get_timings(struct omap_dss_device *dssdev, - struct omap_video_timings *timings) -{ - struct panel_drv_data *ddata = to_panel_data(dssdev); - - *timings = ddata->timings; -} - -static int tfp410_check_timings(struct omap_dss_device *dssdev, - struct omap_video_timings *timings) -{ - struct panel_drv_data *ddata = to_panel_data(dssdev); - struct omap_dss_device *in = ddata->in; - - tfp410_fix_timings(timings); - - return in->ops.dpi->check_timings(in, timings); -} - -static const struct omapdss_dvi_ops tfp410_dvi_ops = { - .connect = tfp410_connect, - .disconnect = tfp410_disconnect, - - .enable = tfp410_enable, - .disable = tfp410_disable, - - .check_timings = tfp410_check_timings, - .set_timings = tfp410_set_timings, - .get_timings = tfp410_get_timings, -}; - -static int tfp410_probe_pdata(struct platform_device *pdev) -{ - struct panel_drv_data *ddata = platform_get_drvdata(pdev); - struct encoder_tfp410_platform_data *pdata; - struct omap_dss_device *dssdev, *in; - - pdata = dev_get_platdata(&pdev->dev); - - ddata->pd_gpio = pdata->power_down_gpio; - - ddata->data_lines = pdata->data_lines; - - in = omap_dss_find_output(pdata->source); - if (in == NULL) { - dev_err(&pdev->dev, "Failed to find video source\n"); - return -ENODEV; - } - - ddata->in = in; - - dssdev = &ddata->dssdev; - dssdev->name = pdata->name; - - return 0; -} - -static int tfp410_probe_of(struct platform_device *pdev) -{ - struct panel_drv_data *ddata = platform_get_drvdata(pdev); - struct device_node *node = pdev->dev.of_node; - struct omap_dss_device *in; - int gpio; - - gpio = of_get_named_gpio(node, "powerdown-gpios", 0); - - if (gpio_is_valid(gpio) || gpio == -ENOENT) { - ddata->pd_gpio = gpio; - } else { - dev_err(&pdev->dev, "failed to parse PD gpio\n"); - return gpio; - } - - in = omapdss_of_find_source_for_first_ep(node); - if (IS_ERR(in)) { - dev_err(&pdev->dev, "failed to find video source\n"); - return PTR_ERR(in); - } - - ddata->in = in; - - return 0; -} - -static int tfp410_probe(struct platform_device *pdev) -{ - struct panel_drv_data *ddata; - struct omap_dss_device *dssdev; - int r; - - ddata = devm_kzalloc(&pdev->dev, sizeof(*ddata), GFP_KERNEL); - if (!ddata) - return -ENOMEM; - - platform_set_drvdata(pdev, ddata); - - if (dev_get_platdata(&pdev->dev)) { - r = tfp410_probe_pdata(pdev); - if (r) - return r; - } else if (pdev->dev.of_node) { - r = tfp410_probe_of(pdev); - if (r) - return r; - } else { - return -ENODEV; - } - - if (gpio_is_valid(ddata->pd_gpio)) { - r = devm_gpio_request_one(&pdev->dev, ddata->pd_gpio, - GPIOF_OUT_INIT_LOW, "tfp410 PD"); - if (r) { - dev_err(&pdev->dev, "Failed to request PD GPIO %d\n", - ddata->pd_gpio); - goto err_gpio; - } - } - - dssdev = &ddata->dssdev; - dssdev->ops.dvi = &tfp410_dvi_ops; - dssdev->dev = &pdev->dev; - dssdev->type = OMAP_DISPLAY_TYPE_DPI; - dssdev->output_type = OMAP_DISPLAY_TYPE_DVI; - dssdev->owner = THIS_MODULE; - dssdev->phy.dpi.data_lines = ddata->data_lines; - dssdev->port_num = 1; - - r = omapdss_register_output(dssdev); - if (r) { - dev_err(&pdev->dev, "Failed to register output\n"); - goto err_reg; - } - - return 0; -err_reg: -err_gpio: - omap_dss_put_device(ddata->in); - return r; -} - -static int __exit tfp410_remove(struct platform_device *pdev) -{ - struct panel_drv_data *ddata = platform_get_drvdata(pdev); - struct omap_dss_device *dssdev = &ddata->dssdev; - struct omap_dss_device *in = ddata->in; - - omapdss_unregister_output(&ddata->dssdev); - - WARN_ON(omapdss_device_is_enabled(dssdev)); - if (omapdss_device_is_enabled(dssdev)) - tfp410_disable(dssdev); - - WARN_ON(omapdss_device_is_connected(dssdev)); - if (omapdss_device_is_connected(dssdev)) - tfp410_disconnect(dssdev, dssdev->dst); - - omap_dss_put_device(in); - - return 0; -} - -static const struct of_device_id tfp410_of_match[] = { - { .compatible = "omapdss,ti,tfp410", }, - {}, -}; - -MODULE_DEVICE_TABLE(of, tfp410_of_match); - -static struct platform_driver tfp410_driver = { - .probe = tfp410_probe, - .remove = __exit_p(tfp410_remove), - .driver = { - .name = "tfp410", - .of_match_table = tfp410_of_match, - .suppress_bind_attrs = true, - }, -}; - -module_platform_driver(tfp410_driver); - -MODULE_AUTHOR("Tomi Valkeinen <tomi.valkeinen@ti.com>"); -MODULE_DESCRIPTION("TFP410 DPI to DVI encoder driver"); -MODULE_LICENSE("GPL"); diff --git a/drivers/video/fbdev/omap2/displays-new/encoder-tpd12s015.c b/drivers/video/fbdev/omap2/displays-new/encoder-tpd12s015.c deleted file mode 100644 index 990af6bae..000000000 --- a/drivers/video/fbdev/omap2/displays-new/encoder-tpd12s015.c +++ /dev/null @@ -1,379 +0,0 @@ -/* - * TPD12S015 HDMI ESD protection & level shifter chip driver - * - * Copyright (C) 2013 Texas Instruments - * Author: Tomi Valkeinen <tomi.valkeinen@ti.com> - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published by - * the Free Software Foundation. - */ - -#include <linux/completion.h> -#include <linux/delay.h> -#include <linux/module.h> -#include <linux/slab.h> -#include <linux/gpio.h> -#include <linux/platform_device.h> -#include <linux/of_gpio.h> - -#include <video/omapdss.h> -#include <video/omap-panel-data.h> - -struct panel_drv_data { - struct omap_dss_device dssdev; - struct omap_dss_device *in; - - int ct_cp_hpd_gpio; - int ls_oe_gpio; - int hpd_gpio; - - struct omap_video_timings timings; -}; - -#define to_panel_data(x) container_of(x, struct panel_drv_data, dssdev) - -static int tpd_connect(struct omap_dss_device *dssdev, - struct omap_dss_device *dst) -{ - struct panel_drv_data *ddata = to_panel_data(dssdev); - struct omap_dss_device *in = ddata->in; - int r; - - r = in->ops.hdmi->connect(in, dssdev); - if (r) - return r; - - dst->src = dssdev; - dssdev->dst = dst; - - gpio_set_value_cansleep(ddata->ct_cp_hpd_gpio, 1); - /* DC-DC converter needs at max 300us to get to 90% of 5V */ - udelay(300); - - return 0; -} - -static void tpd_disconnect(struct omap_dss_device *dssdev, - struct omap_dss_device *dst) -{ - struct panel_drv_data *ddata = to_panel_data(dssdev); - struct omap_dss_device *in = ddata->in; - - WARN_ON(dst != dssdev->dst); - - if (dst != dssdev->dst) - return; - - gpio_set_value_cansleep(ddata->ct_cp_hpd_gpio, 0); - - dst->src = NULL; - dssdev->dst = NULL; - - in->ops.hdmi->disconnect(in, &ddata->dssdev); -} - -static int tpd_enable(struct omap_dss_device *dssdev) -{ - struct panel_drv_data *ddata = to_panel_data(dssdev); - struct omap_dss_device *in = ddata->in; - int r; - - if (dssdev->state == OMAP_DSS_DISPLAY_ACTIVE) - return 0; - - in->ops.hdmi->set_timings(in, &ddata->timings); - - r = in->ops.hdmi->enable(in); - if (r) - return r; - - dssdev->state = OMAP_DSS_DISPLAY_ACTIVE; - - return r; -} - -static void tpd_disable(struct omap_dss_device *dssdev) -{ - struct panel_drv_data *ddata = to_panel_data(dssdev); - struct omap_dss_device *in = ddata->in; - - if (dssdev->state != OMAP_DSS_DISPLAY_ACTIVE) - return; - - in->ops.hdmi->disable(in); - - dssdev->state = OMAP_DSS_DISPLAY_DISABLED; -} - -static void tpd_set_timings(struct omap_dss_device *dssdev, - struct omap_video_timings *timings) -{ - struct panel_drv_data *ddata = to_panel_data(dssdev); - struct omap_dss_device *in = ddata->in; - - ddata->timings = *timings; - dssdev->panel.timings = *timings; - - in->ops.hdmi->set_timings(in, timings); -} - -static void tpd_get_timings(struct omap_dss_device *dssdev, - struct omap_video_timings *timings) -{ - struct panel_drv_data *ddata = to_panel_data(dssdev); - - *timings = ddata->timings; -} - -static int tpd_check_timings(struct omap_dss_device *dssdev, - struct omap_video_timings *timings) -{ - struct panel_drv_data *ddata = to_panel_data(dssdev); - struct omap_dss_device *in = ddata->in; - int r; - - r = in->ops.hdmi->check_timings(in, timings); - - return r; -} - -static int tpd_read_edid(struct omap_dss_device *dssdev, - u8 *edid, int len) -{ - struct panel_drv_data *ddata = to_panel_data(dssdev); - struct omap_dss_device *in = ddata->in; - int r; - - if (!gpio_get_value_cansleep(ddata->hpd_gpio)) - return -ENODEV; - - if (gpio_is_valid(ddata->ls_oe_gpio)) - gpio_set_value_cansleep(ddata->ls_oe_gpio, 1); - - r = in->ops.hdmi->read_edid(in, edid, len); - - if (gpio_is_valid(ddata->ls_oe_gpio)) - gpio_set_value_cansleep(ddata->ls_oe_gpio, 0); - - return r; -} - -static bool tpd_detect(struct omap_dss_device *dssdev) -{ - struct panel_drv_data *ddata = to_panel_data(dssdev); - - return gpio_get_value_cansleep(ddata->hpd_gpio); -} - -static int tpd_set_infoframe(struct omap_dss_device *dssdev, - const struct hdmi_avi_infoframe *avi) -{ - struct panel_drv_data *ddata = to_panel_data(dssdev); - struct omap_dss_device *in = ddata->in; - - return in->ops.hdmi->set_infoframe(in, avi); -} - -static int tpd_set_hdmi_mode(struct omap_dss_device *dssdev, - bool hdmi_mode) -{ - struct panel_drv_data *ddata = to_panel_data(dssdev); - struct omap_dss_device *in = ddata->in; - - return in->ops.hdmi->set_hdmi_mode(in, hdmi_mode); -} - -static const struct omapdss_hdmi_ops tpd_hdmi_ops = { - .connect = tpd_connect, - .disconnect = tpd_disconnect, - - .enable = tpd_enable, - .disable = tpd_disable, - - .check_timings = tpd_check_timings, - .set_timings = tpd_set_timings, - .get_timings = tpd_get_timings, - - .read_edid = tpd_read_edid, - .detect = tpd_detect, - .set_infoframe = tpd_set_infoframe, - .set_hdmi_mode = tpd_set_hdmi_mode, -}; - -static int tpd_probe_pdata(struct platform_device *pdev) -{ - struct panel_drv_data *ddata = platform_get_drvdata(pdev); - struct encoder_tpd12s015_platform_data *pdata; - struct omap_dss_device *dssdev, *in; - - pdata = dev_get_platdata(&pdev->dev); - - ddata->ct_cp_hpd_gpio = pdata->ct_cp_hpd_gpio; - ddata->ls_oe_gpio = pdata->ls_oe_gpio; - ddata->hpd_gpio = pdata->hpd_gpio; - - in = omap_dss_find_output(pdata->source); - if (in == NULL) { - dev_err(&pdev->dev, "Failed to find video source\n"); - return -ENODEV; - } - - ddata->in = in; - - dssdev = &ddata->dssdev; - dssdev->name = pdata->name; - - return 0; -} - -static int tpd_probe_of(struct platform_device *pdev) -{ - struct panel_drv_data *ddata = platform_get_drvdata(pdev); - struct device_node *node = pdev->dev.of_node; - struct omap_dss_device *in; - int gpio; - - /* CT CP HPD GPIO */ - gpio = of_get_gpio(node, 0); - if (!gpio_is_valid(gpio)) { - dev_err(&pdev->dev, "failed to parse CT CP HPD gpio\n"); - return gpio; - } - ddata->ct_cp_hpd_gpio = gpio; - - /* LS OE GPIO */ - gpio = of_get_gpio(node, 1); - if (gpio_is_valid(gpio) || gpio == -ENOENT) { - ddata->ls_oe_gpio = gpio; - } else { - dev_err(&pdev->dev, "failed to parse LS OE gpio\n"); - return gpio; - } - - /* HPD GPIO */ - gpio = of_get_gpio(node, 2); - if (!gpio_is_valid(gpio)) { - dev_err(&pdev->dev, "failed to parse HPD gpio\n"); - return gpio; - } - ddata->hpd_gpio = gpio; - - in = omapdss_of_find_source_for_first_ep(node); - if (IS_ERR(in)) { - dev_err(&pdev->dev, "failed to find video source\n"); - return PTR_ERR(in); - } - - ddata->in = in; - - return 0; -} - -static int tpd_probe(struct platform_device *pdev) -{ - struct omap_dss_device *in, *dssdev; - struct panel_drv_data *ddata; - int r; - - ddata = devm_kzalloc(&pdev->dev, sizeof(*ddata), GFP_KERNEL); - if (!ddata) - return -ENOMEM; - - platform_set_drvdata(pdev, ddata); - - if (dev_get_platdata(&pdev->dev)) { - r = tpd_probe_pdata(pdev); - if (r) - return r; - } else if (pdev->dev.of_node) { - r = tpd_probe_of(pdev); - if (r) - return r; - } else { - return -ENODEV; - } - - r = devm_gpio_request_one(&pdev->dev, ddata->ct_cp_hpd_gpio, - GPIOF_OUT_INIT_LOW, "hdmi_ct_cp_hpd"); - if (r) - goto err_gpio; - - if (gpio_is_valid(ddata->ls_oe_gpio)) { - r = devm_gpio_request_one(&pdev->dev, ddata->ls_oe_gpio, - GPIOF_OUT_INIT_LOW, "hdmi_ls_oe"); - if (r) - goto err_gpio; - } - - r = devm_gpio_request_one(&pdev->dev, ddata->hpd_gpio, - GPIOF_DIR_IN, "hdmi_hpd"); - if (r) - goto err_gpio; - - dssdev = &ddata->dssdev; - dssdev->ops.hdmi = &tpd_hdmi_ops; - dssdev->dev = &pdev->dev; - dssdev->type = OMAP_DISPLAY_TYPE_HDMI; - dssdev->output_type = OMAP_DISPLAY_TYPE_HDMI; - dssdev->owner = THIS_MODULE; - dssdev->port_num = 1; - - in = ddata->in; - - r = omapdss_register_output(dssdev); - if (r) { - dev_err(&pdev->dev, "Failed to register output\n"); - goto err_reg; - } - - return 0; -err_reg: -err_gpio: - omap_dss_put_device(ddata->in); - return r; -} - -static int __exit tpd_remove(struct platform_device *pdev) -{ - struct panel_drv_data *ddata = platform_get_drvdata(pdev); - struct omap_dss_device *dssdev = &ddata->dssdev; - struct omap_dss_device *in = ddata->in; - - omapdss_unregister_output(&ddata->dssdev); - - WARN_ON(omapdss_device_is_enabled(dssdev)); - if (omapdss_device_is_enabled(dssdev)) - tpd_disable(dssdev); - - WARN_ON(omapdss_device_is_connected(dssdev)); - if (omapdss_device_is_connected(dssdev)) - tpd_disconnect(dssdev, dssdev->dst); - - omap_dss_put_device(in); - - return 0; -} - -static const struct of_device_id tpd_of_match[] = { - { .compatible = "omapdss,ti,tpd12s015", }, - {}, -}; - -MODULE_DEVICE_TABLE(of, tpd_of_match); - -static struct platform_driver tpd_driver = { - .probe = tpd_probe, - .remove = __exit_p(tpd_remove), - .driver = { - .name = "tpd12s015", - .of_match_table = tpd_of_match, - .suppress_bind_attrs = true, - }, -}; - -module_platform_driver(tpd_driver); - -MODULE_AUTHOR("Tomi Valkeinen <tomi.valkeinen@ti.com>"); -MODULE_DESCRIPTION("TPD12S015 driver"); -MODULE_LICENSE("GPL"); diff --git a/drivers/video/fbdev/omap2/displays-new/panel-dpi.c b/drivers/video/fbdev/omap2/displays-new/panel-dpi.c deleted file mode 100644 index f7be3489f..000000000 --- a/drivers/video/fbdev/omap2/displays-new/panel-dpi.c +++ /dev/null @@ -1,330 +0,0 @@ -/* - * Generic MIPI DPI Panel Driver - * - * Copyright (C) 2013 Texas Instruments - * Author: Tomi Valkeinen <tomi.valkeinen@ti.com> - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published by - * the Free Software Foundation. - */ - -#include <linux/gpio.h> -#include <linux/module.h> -#include <linux/platform_device.h> -#include <linux/slab.h> -#include <linux/of.h> -#include <linux/of_gpio.h> - -#include <video/omapdss.h> -#include <video/omap-panel-data.h> -#include <video/of_display_timing.h> - -struct panel_drv_data { - struct omap_dss_device dssdev; - struct omap_dss_device *in; - - int data_lines; - - struct omap_video_timings videomode; - - /* used for non-DT boot, to be removed */ - int backlight_gpio; - - struct gpio_desc *enable_gpio; -}; - -#define to_panel_data(p) container_of(p, struct panel_drv_data, dssdev) - -static int panel_dpi_connect(struct omap_dss_device *dssdev) -{ - struct panel_drv_data *ddata = to_panel_data(dssdev); - struct omap_dss_device *in = ddata->in; - int r; - - if (omapdss_device_is_connected(dssdev)) - return 0; - - r = in->ops.dpi->connect(in, dssdev); - if (r) - return r; - - return 0; -} - -static void panel_dpi_disconnect(struct omap_dss_device *dssdev) -{ - struct panel_drv_data *ddata = to_panel_data(dssdev); - struct omap_dss_device *in = ddata->in; - - if (!omapdss_device_is_connected(dssdev)) - return; - - in->ops.dpi->disconnect(in, dssdev); -} - -static int panel_dpi_enable(struct omap_dss_device *dssdev) -{ - struct panel_drv_data *ddata = to_panel_data(dssdev); - struct omap_dss_device *in = ddata->in; - int r; - - if (!omapdss_device_is_connected(dssdev)) - return -ENODEV; - - if (omapdss_device_is_enabled(dssdev)) - return 0; - - if (ddata->data_lines) - in->ops.dpi->set_data_lines(in, ddata->data_lines); - in->ops.dpi->set_timings(in, &ddata->videomode); - - r = in->ops.dpi->enable(in); - if (r) - return r; - - if (ddata->enable_gpio) - gpiod_set_value_cansleep(ddata->enable_gpio, 1); - - if (gpio_is_valid(ddata->backlight_gpio)) - gpio_set_value_cansleep(ddata->backlight_gpio, 1); - - dssdev->state = OMAP_DSS_DISPLAY_ACTIVE; - - return 0; -} - -static void panel_dpi_disable(struct omap_dss_device *dssdev) -{ - struct panel_drv_data *ddata = to_panel_data(dssdev); - struct omap_dss_device *in = ddata->in; - - if (!omapdss_device_is_enabled(dssdev)) - return; - - if (ddata->enable_gpio) - gpiod_set_value_cansleep(ddata->enable_gpio, 0); - - if (gpio_is_valid(ddata->backlight_gpio)) - gpio_set_value_cansleep(ddata->backlight_gpio, 0); - - in->ops.dpi->disable(in); - - dssdev->state = OMAP_DSS_DISPLAY_DISABLED; -} - -static void panel_dpi_set_timings(struct omap_dss_device *dssdev, - struct omap_video_timings *timings) -{ - struct panel_drv_data *ddata = to_panel_data(dssdev); - struct omap_dss_device *in = ddata->in; - - ddata->videomode = *timings; - dssdev->panel.timings = *timings; - - in->ops.dpi->set_timings(in, timings); -} - -static void panel_dpi_get_timings(struct omap_dss_device *dssdev, - struct omap_video_timings *timings) -{ - struct panel_drv_data *ddata = to_panel_data(dssdev); - - *timings = ddata->videomode; -} - -static int panel_dpi_check_timings(struct omap_dss_device *dssdev, - struct omap_video_timings *timings) -{ - struct panel_drv_data *ddata = to_panel_data(dssdev); - struct omap_dss_device *in = ddata->in; - - return in->ops.dpi->check_timings(in, timings); -} - -static struct omap_dss_driver panel_dpi_ops = { - .connect = panel_dpi_connect, - .disconnect = panel_dpi_disconnect, - - .enable = panel_dpi_enable, - .disable = panel_dpi_disable, - - .set_timings = panel_dpi_set_timings, - .get_timings = panel_dpi_get_timings, - .check_timings = panel_dpi_check_timings, - - .get_resolution = omapdss_default_get_resolution, -}; - -static int panel_dpi_probe_pdata(struct platform_device *pdev) -{ - const struct panel_dpi_platform_data *pdata; - struct panel_drv_data *ddata = platform_get_drvdata(pdev); - struct omap_dss_device *dssdev, *in; - struct videomode vm; - int r; - - pdata = dev_get_platdata(&pdev->dev); - - in = omap_dss_find_output(pdata->source); - if (in == NULL) { - dev_err(&pdev->dev, "failed to find video source '%s'\n", - pdata->source); - return -EPROBE_DEFER; - } - - ddata->in = in; - - ddata->data_lines = pdata->data_lines; - - videomode_from_timing(pdata->display_timing, &vm); - videomode_to_omap_video_timings(&vm, &ddata->videomode); - - dssdev = &ddata->dssdev; - dssdev->name = pdata->name; - - r = devm_gpio_request_one(&pdev->dev, pdata->enable_gpio, - GPIOF_OUT_INIT_LOW, "panel enable"); - if (r) - goto err_gpio; - - ddata->enable_gpio = gpio_to_desc(pdata->enable_gpio); - - ddata->backlight_gpio = pdata->backlight_gpio; - - return 0; - -err_gpio: - omap_dss_put_device(ddata->in); - return r; -} - -static int panel_dpi_probe_of(struct platform_device *pdev) -{ - struct panel_drv_data *ddata = platform_get_drvdata(pdev); - struct device_node *node = pdev->dev.of_node; - struct omap_dss_device *in; - int r; - struct display_timing timing; - struct videomode vm; - struct gpio_desc *gpio; - - gpio = devm_gpiod_get_optional(&pdev->dev, "enable", GPIOD_OUT_LOW); - if (IS_ERR(gpio)) - return PTR_ERR(gpio); - - ddata->enable_gpio = gpio; - - ddata->backlight_gpio = -ENOENT; - - r = of_get_display_timing(node, "panel-timing", &timing); - if (r) { - dev_err(&pdev->dev, "failed to get video timing\n"); - return r; - } - - videomode_from_timing(&timing, &vm); - videomode_to_omap_video_timings(&vm, &ddata->videomode); - - in = omapdss_of_find_source_for_first_ep(node); - if (IS_ERR(in)) { - dev_err(&pdev->dev, "failed to find video source\n"); - return PTR_ERR(in); - } - - ddata->in = in; - - return 0; -} - -static int panel_dpi_probe(struct platform_device *pdev) -{ - struct panel_drv_data *ddata; - struct omap_dss_device *dssdev; - int r; - - ddata = devm_kzalloc(&pdev->dev, sizeof(*ddata), GFP_KERNEL); - if (ddata == NULL) - return -ENOMEM; - - platform_set_drvdata(pdev, ddata); - - if (dev_get_platdata(&pdev->dev)) { - r = panel_dpi_probe_pdata(pdev); - if (r) - return r; - } else if (pdev->dev.of_node) { - r = panel_dpi_probe_of(pdev); - if (r) - return r; - } else { - return -ENODEV; - } - - if (gpio_is_valid(ddata->backlight_gpio)) { - r = devm_gpio_request_one(&pdev->dev, ddata->backlight_gpio, - GPIOF_OUT_INIT_LOW, "panel backlight"); - if (r) - goto err_gpio; - } - - dssdev = &ddata->dssdev; - dssdev->dev = &pdev->dev; - dssdev->driver = &panel_dpi_ops; - dssdev->type = OMAP_DISPLAY_TYPE_DPI; - dssdev->owner = THIS_MODULE; - dssdev->panel.timings = ddata->videomode; - dssdev->phy.dpi.data_lines = ddata->data_lines; - - r = omapdss_register_display(dssdev); - if (r) { - dev_err(&pdev->dev, "Failed to register panel\n"); - goto err_reg; - } - - return 0; - -err_reg: -err_gpio: - omap_dss_put_device(ddata->in); - return r; -} - -static int __exit panel_dpi_remove(struct platform_device *pdev) -{ - struct panel_drv_data *ddata = platform_get_drvdata(pdev); - struct omap_dss_device *dssdev = &ddata->dssdev; - struct omap_dss_device *in = ddata->in; - - omapdss_unregister_display(dssdev); - - panel_dpi_disable(dssdev); - panel_dpi_disconnect(dssdev); - - omap_dss_put_device(in); - - return 0; -} - -static const struct of_device_id panel_dpi_of_match[] = { - { .compatible = "omapdss,panel-dpi", }, - {}, -}; - -MODULE_DEVICE_TABLE(of, panel_dpi_of_match); - -static struct platform_driver panel_dpi_driver = { - .probe = panel_dpi_probe, - .remove = __exit_p(panel_dpi_remove), - .driver = { - .name = "panel-dpi", - .of_match_table = panel_dpi_of_match, - .suppress_bind_attrs = true, - }, -}; - -module_platform_driver(panel_dpi_driver); - -MODULE_AUTHOR("Tomi Valkeinen <tomi.valkeinen@ti.com>"); -MODULE_DESCRIPTION("Generic MIPI DPI Panel Driver"); -MODULE_LICENSE("GPL"); diff --git a/drivers/video/fbdev/omap2/displays-new/panel-dsi-cm.c b/drivers/video/fbdev/omap2/displays-new/panel-dsi-cm.c deleted file mode 100644 index 3414c2609..000000000 --- a/drivers/video/fbdev/omap2/displays-new/panel-dsi-cm.c +++ /dev/null @@ -1,1388 +0,0 @@ -/* - * Generic DSI Command Mode panel driver - * - * Copyright (C) 2013 Texas Instruments - * Author: Tomi Valkeinen <tomi.valkeinen@ti.com> - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published by - * the Free Software Foundation. - */ - -/* #define DEBUG */ - -#include <linux/backlight.h> -#include <linux/delay.h> -#include <linux/fb.h> -#include <linux/gpio.h> -#include <linux/interrupt.h> -#include <linux/jiffies.h> -#include <linux/module.h> -#include <linux/platform_device.h> -#include <linux/sched.h> -#include <linux/slab.h> -#include <linux/workqueue.h> -#include <linux/of_device.h> -#include <linux/of_gpio.h> - -#include <video/omapdss.h> -#include <video/omap-panel-data.h> -#include <video/mipi_display.h> - -/* DSI Virtual channel. Hardcoded for now. */ -#define TCH 0 - -#define DCS_READ_NUM_ERRORS 0x05 -#define DCS_BRIGHTNESS 0x51 -#define DCS_CTRL_DISPLAY 0x53 -#define DCS_GET_ID1 0xda -#define DCS_GET_ID2 0xdb -#define DCS_GET_ID3 0xdc - -struct panel_drv_data { - struct omap_dss_device dssdev; - struct omap_dss_device *in; - - struct omap_video_timings timings; - - struct platform_device *pdev; - - struct mutex lock; - - struct backlight_device *bldev; - - unsigned long hw_guard_end; /* next value of jiffies when we can - * issue the next sleep in/out command - */ - unsigned long hw_guard_wait; /* max guard time in jiffies */ - - /* panel HW configuration from DT or platform data */ - int reset_gpio; - int ext_te_gpio; - - bool use_dsi_backlight; - - struct omap_dsi_pin_config pin_config; - - /* runtime variables */ - bool enabled; - - bool te_enabled; - - atomic_t do_update; - int channel; - - struct delayed_work te_timeout_work; - - bool intro_printed; - - struct workqueue_struct *workqueue; - - bool ulps_enabled; - unsigned ulps_timeout; - struct delayed_work ulps_work; -}; - -#define to_panel_data(p) container_of(p, struct panel_drv_data, dssdev) - -static irqreturn_t dsicm_te_isr(int irq, void *data); -static void dsicm_te_timeout_work_callback(struct work_struct *work); -static int _dsicm_enable_te(struct panel_drv_data *ddata, bool enable); - -static int dsicm_panel_reset(struct panel_drv_data *ddata); - -static void dsicm_ulps_work(struct work_struct *work); - -static void hw_guard_start(struct panel_drv_data *ddata, int guard_msec) -{ - ddata->hw_guard_wait = msecs_to_jiffies(guard_msec); - ddata->hw_guard_end = jiffies + ddata->hw_guard_wait; -} - -static void hw_guard_wait(struct panel_drv_data *ddata) -{ - unsigned long wait = ddata->hw_guard_end - jiffies; - - if ((long)wait > 0 && wait <= ddata->hw_guard_wait) { - set_current_state(TASK_UNINTERRUPTIBLE); - schedule_timeout(wait); - } -} - -static int dsicm_dcs_read_1(struct panel_drv_data *ddata, u8 dcs_cmd, u8 *data) -{ - struct omap_dss_device *in = ddata->in; - int r; - u8 buf[1]; - - r = in->ops.dsi->dcs_read(in, ddata->channel, dcs_cmd, buf, 1); - - if (r < 0) - return r; - - *data = buf[0]; - - return 0; -} - -static int dsicm_dcs_write_0(struct panel_drv_data *ddata, u8 dcs_cmd) -{ - struct omap_dss_device *in = ddata->in; - return in->ops.dsi->dcs_write(in, ddata->channel, &dcs_cmd, 1); -} - -static int dsicm_dcs_write_1(struct panel_drv_data *ddata, u8 dcs_cmd, u8 param) -{ - struct omap_dss_device *in = ddata->in; - u8 buf[2] = { dcs_cmd, param }; - - return in->ops.dsi->dcs_write(in, ddata->channel, buf, 2); -} - -static int dsicm_sleep_in(struct panel_drv_data *ddata) - -{ - struct omap_dss_device *in = ddata->in; - u8 cmd; - int r; - - hw_guard_wait(ddata); - - cmd = MIPI_DCS_ENTER_SLEEP_MODE; - r = in->ops.dsi->dcs_write_nosync(in, ddata->channel, &cmd, 1); - if (r) - return r; - - hw_guard_start(ddata, 120); - - usleep_range(5000, 10000); - - return 0; -} - -static int dsicm_sleep_out(struct panel_drv_data *ddata) -{ - int r; - - hw_guard_wait(ddata); - - r = dsicm_dcs_write_0(ddata, MIPI_DCS_EXIT_SLEEP_MODE); - if (r) - return r; - - hw_guard_start(ddata, 120); - - usleep_range(5000, 10000); - - return 0; -} - -static int dsicm_get_id(struct panel_drv_data *ddata, u8 *id1, u8 *id2, u8 *id3) -{ - int r; - - r = dsicm_dcs_read_1(ddata, DCS_GET_ID1, id1); - if (r) - return r; - r = dsicm_dcs_read_1(ddata, DCS_GET_ID2, id2); - if (r) - return r; - r = dsicm_dcs_read_1(ddata, DCS_GET_ID3, id3); - if (r) - return r; - - return 0; -} - -static int dsicm_set_update_window(struct panel_drv_data *ddata, - u16 x, u16 y, u16 w, u16 h) -{ - struct omap_dss_device *in = ddata->in; - int r; - u16 x1 = x; - u16 x2 = x + w - 1; - u16 y1 = y; - u16 y2 = y + h - 1; - - u8 buf[5]; - buf[0] = MIPI_DCS_SET_COLUMN_ADDRESS; - buf[1] = (x1 >> 8) & 0xff; - buf[2] = (x1 >> 0) & 0xff; - buf[3] = (x2 >> 8) & 0xff; - buf[4] = (x2 >> 0) & 0xff; - - r = in->ops.dsi->dcs_write_nosync(in, ddata->channel, buf, sizeof(buf)); - if (r) - return r; - - buf[0] = MIPI_DCS_SET_PAGE_ADDRESS; - buf[1] = (y1 >> 8) & 0xff; - buf[2] = (y1 >> 0) & 0xff; - buf[3] = (y2 >> 8) & 0xff; - buf[4] = (y2 >> 0) & 0xff; - - r = in->ops.dsi->dcs_write_nosync(in, ddata->channel, buf, sizeof(buf)); - if (r) - return r; - - in->ops.dsi->bta_sync(in, ddata->channel); - - return r; -} - -static void dsicm_queue_ulps_work(struct panel_drv_data *ddata) -{ - if (ddata->ulps_timeout > 0) - queue_delayed_work(ddata->workqueue, &ddata->ulps_work, - msecs_to_jiffies(ddata->ulps_timeout)); -} - -static void dsicm_cancel_ulps_work(struct panel_drv_data *ddata) -{ - cancel_delayed_work(&ddata->ulps_work); -} - -static int dsicm_enter_ulps(struct panel_drv_data *ddata) -{ - struct omap_dss_device *in = ddata->in; - int r; - - if (ddata->ulps_enabled) - return 0; - - dsicm_cancel_ulps_work(ddata); - - r = _dsicm_enable_te(ddata, false); - if (r) - goto err; - - if (gpio_is_valid(ddata->ext_te_gpio)) - disable_irq(gpio_to_irq(ddata->ext_te_gpio)); - - in->ops.dsi->disable(in, false, true); - - ddata->ulps_enabled = true; - - return 0; - -err: - dev_err(&ddata->pdev->dev, "enter ULPS failed"); - dsicm_panel_reset(ddata); - - ddata->ulps_enabled = false; - - dsicm_queue_ulps_work(ddata); - - return r; -} - -static int dsicm_exit_ulps(struct panel_drv_data *ddata) -{ - struct omap_dss_device *in = ddata->in; - int r; - - if (!ddata->ulps_enabled) - return 0; - - r = in->ops.dsi->enable(in); - if (r) { - dev_err(&ddata->pdev->dev, "failed to enable DSI\n"); - goto err1; - } - - in->ops.dsi->enable_hs(in, ddata->channel, true); - - r = _dsicm_enable_te(ddata, true); - if (r) { - dev_err(&ddata->pdev->dev, "failed to re-enable TE"); - goto err2; - } - - if (gpio_is_valid(ddata->ext_te_gpio)) - enable_irq(gpio_to_irq(ddata->ext_te_gpio)); - - dsicm_queue_ulps_work(ddata); - - ddata->ulps_enabled = false; - - return 0; - -err2: - dev_err(&ddata->pdev->dev, "failed to exit ULPS"); - - r = dsicm_panel_reset(ddata); - if (!r) { - if (gpio_is_valid(ddata->ext_te_gpio)) - enable_irq(gpio_to_irq(ddata->ext_te_gpio)); - ddata->ulps_enabled = false; - } -err1: - dsicm_queue_ulps_work(ddata); - - return r; -} - -static int dsicm_wake_up(struct panel_drv_data *ddata) -{ - if (ddata->ulps_enabled) - return dsicm_exit_ulps(ddata); - - dsicm_cancel_ulps_work(ddata); - dsicm_queue_ulps_work(ddata); - return 0; -} - -static int dsicm_bl_update_status(struct backlight_device *dev) -{ - struct panel_drv_data *ddata = dev_get_drvdata(&dev->dev); - struct omap_dss_device *in = ddata->in; - int r; - int level; - - if (dev->props.fb_blank == FB_BLANK_UNBLANK && - dev->props.power == FB_BLANK_UNBLANK) - level = dev->props.brightness; - else - level = 0; - - dev_dbg(&ddata->pdev->dev, "update brightness to %d\n", level); - - mutex_lock(&ddata->lock); - - if (ddata->enabled) { - in->ops.dsi->bus_lock(in); - - r = dsicm_wake_up(ddata); - if (!r) - r = dsicm_dcs_write_1(ddata, DCS_BRIGHTNESS, level); - - in->ops.dsi->bus_unlock(in); - } else { - r = 0; - } - - mutex_unlock(&ddata->lock); - - return r; -} - -static int dsicm_bl_get_intensity(struct backlight_device *dev) -{ - if (dev->props.fb_blank == FB_BLANK_UNBLANK && - dev->props.power == FB_BLANK_UNBLANK) - return dev->props.brightness; - - return 0; -} - -static const struct backlight_ops dsicm_bl_ops = { - .get_brightness = dsicm_bl_get_intensity, - .update_status = dsicm_bl_update_status, -}; - -static void dsicm_get_resolution(struct omap_dss_device *dssdev, - u16 *xres, u16 *yres) -{ - *xres = dssdev->panel.timings.x_res; - *yres = dssdev->panel.timings.y_res; -} - -static ssize_t dsicm_num_errors_show(struct device *dev, - struct device_attribute *attr, char *buf) -{ - struct platform_device *pdev = to_platform_device(dev); - struct panel_drv_data *ddata = platform_get_drvdata(pdev); - struct omap_dss_device *in = ddata->in; - u8 errors = 0; - int r; - - mutex_lock(&ddata->lock); - - if (ddata->enabled) { - in->ops.dsi->bus_lock(in); - - r = dsicm_wake_up(ddata); - if (!r) - r = dsicm_dcs_read_1(ddata, DCS_READ_NUM_ERRORS, - &errors); - - in->ops.dsi->bus_unlock(in); - } else { - r = -ENODEV; - } - - mutex_unlock(&ddata->lock); - - if (r) - return r; - - return snprintf(buf, PAGE_SIZE, "%d\n", errors); -} - -static ssize_t dsicm_hw_revision_show(struct device *dev, - struct device_attribute *attr, char *buf) -{ - struct platform_device *pdev = to_platform_device(dev); - struct panel_drv_data *ddata = platform_get_drvdata(pdev); - struct omap_dss_device *in = ddata->in; - u8 id1, id2, id3; - int r; - - mutex_lock(&ddata->lock); - - if (ddata->enabled) { - in->ops.dsi->bus_lock(in); - - r = dsicm_wake_up(ddata); - if (!r) - r = dsicm_get_id(ddata, &id1, &id2, &id3); - - in->ops.dsi->bus_unlock(in); - } else { - r = -ENODEV; - } - - mutex_unlock(&ddata->lock); - - if (r) - return r; - - return snprintf(buf, PAGE_SIZE, "%02x.%02x.%02x\n", id1, id2, id3); -} - -static ssize_t dsicm_store_ulps(struct device *dev, - struct device_attribute *attr, - const char *buf, size_t count) -{ - struct platform_device *pdev = to_platform_device(dev); - struct panel_drv_data *ddata = platform_get_drvdata(pdev); - struct omap_dss_device *in = ddata->in; - unsigned long t; - int r; - - r = kstrtoul(buf, 0, &t); - if (r) - return r; - - mutex_lock(&ddata->lock); - - if (ddata->enabled) { - in->ops.dsi->bus_lock(in); - - if (t) - r = dsicm_enter_ulps(ddata); - else - r = dsicm_wake_up(ddata); - - in->ops.dsi->bus_unlock(in); - } - - mutex_unlock(&ddata->lock); - - if (r) - return r; - - return count; -} - -static ssize_t dsicm_show_ulps(struct device *dev, - struct device_attribute *attr, - char *buf) -{ - struct platform_device *pdev = to_platform_device(dev); - struct panel_drv_data *ddata = platform_get_drvdata(pdev); - unsigned t; - - mutex_lock(&ddata->lock); - t = ddata->ulps_enabled; - mutex_unlock(&ddata->lock); - - return snprintf(buf, PAGE_SIZE, "%u\n", t); -} - -static ssize_t dsicm_store_ulps_timeout(struct device *dev, - struct device_attribute *attr, - const char *buf, size_t count) -{ - struct platform_device *pdev = to_platform_device(dev); - struct panel_drv_data *ddata = platform_get_drvdata(pdev); - struct omap_dss_device *in = ddata->in; - unsigned long t; - int r; - - r = kstrtoul(buf, 0, &t); - if (r) - return r; - - mutex_lock(&ddata->lock); - ddata->ulps_timeout = t; - - if (ddata->enabled) { - /* dsicm_wake_up will restart the timer */ - in->ops.dsi->bus_lock(in); - r = dsicm_wake_up(ddata); - in->ops.dsi->bus_unlock(in); - } - - mutex_unlock(&ddata->lock); - - if (r) - return r; - - return count; -} - -static ssize_t dsicm_show_ulps_timeout(struct device *dev, - struct device_attribute *attr, - char *buf) -{ - struct platform_device *pdev = to_platform_device(dev); - struct panel_drv_data *ddata = platform_get_drvdata(pdev); - unsigned t; - - mutex_lock(&ddata->lock); - t = ddata->ulps_timeout; - mutex_unlock(&ddata->lock); - - return snprintf(buf, PAGE_SIZE, "%u\n", t); -} - -static DEVICE_ATTR(num_dsi_errors, S_IRUGO, dsicm_num_errors_show, NULL); -static DEVICE_ATTR(hw_revision, S_IRUGO, dsicm_hw_revision_show, NULL); -static DEVICE_ATTR(ulps, S_IRUGO | S_IWUSR, - dsicm_show_ulps, dsicm_store_ulps); -static DEVICE_ATTR(ulps_timeout, S_IRUGO | S_IWUSR, - dsicm_show_ulps_timeout, dsicm_store_ulps_timeout); - -static struct attribute *dsicm_attrs[] = { - &dev_attr_num_dsi_errors.attr, - &dev_attr_hw_revision.attr, - &dev_attr_ulps.attr, - &dev_attr_ulps_timeout.attr, - NULL, -}; - -static struct attribute_group dsicm_attr_group = { - .attrs = dsicm_attrs, -}; - -static void dsicm_hw_reset(struct panel_drv_data *ddata) -{ - if (!gpio_is_valid(ddata->reset_gpio)) - return; - - gpio_set_value(ddata->reset_gpio, 1); - udelay(10); - /* reset the panel */ - gpio_set_value(ddata->reset_gpio, 0); - /* assert reset */ - udelay(10); - gpio_set_value(ddata->reset_gpio, 1); - /* wait after releasing reset */ - usleep_range(5000, 10000); -} - -static int dsicm_power_on(struct panel_drv_data *ddata) -{ - struct omap_dss_device *in = ddata->in; - u8 id1, id2, id3; - int r; - struct omap_dss_dsi_config dsi_config = { - .mode = OMAP_DSS_DSI_CMD_MODE, - .pixel_format = OMAP_DSS_DSI_FMT_RGB888, - .timings = &ddata->timings, - .hs_clk_min = 150000000, - .hs_clk_max = 300000000, - .lp_clk_min = 7000000, - .lp_clk_max = 10000000, - }; - - if (ddata->pin_config.num_pins > 0) { - r = in->ops.dsi->configure_pins(in, &ddata->pin_config); - if (r) { - dev_err(&ddata->pdev->dev, - "failed to configure DSI pins\n"); - goto err0; - } - } - - r = in->ops.dsi->set_config(in, &dsi_config); - if (r) { - dev_err(&ddata->pdev->dev, "failed to configure DSI\n"); - goto err0; - } - - r = in->ops.dsi->enable(in); - if (r) { - dev_err(&ddata->pdev->dev, "failed to enable DSI\n"); - goto err0; - } - - dsicm_hw_reset(ddata); - - in->ops.dsi->enable_hs(in, ddata->channel, false); - - r = dsicm_sleep_out(ddata); - if (r) - goto err; - - r = dsicm_get_id(ddata, &id1, &id2, &id3); - if (r) - goto err; - - r = dsicm_dcs_write_1(ddata, DCS_BRIGHTNESS, 0xff); - if (r) - goto err; - - r = dsicm_dcs_write_1(ddata, DCS_CTRL_DISPLAY, - (1<<2) | (1<<5)); /* BL | BCTRL */ - if (r) - goto err; - - r = dsicm_dcs_write_1(ddata, MIPI_DCS_SET_PIXEL_FORMAT, - MIPI_DCS_PIXEL_FMT_24BIT); - if (r) - goto err; - - r = dsicm_dcs_write_0(ddata, MIPI_DCS_SET_DISPLAY_ON); - if (r) - goto err; - - r = _dsicm_enable_te(ddata, ddata->te_enabled); - if (r) - goto err; - - r = in->ops.dsi->enable_video_output(in, ddata->channel); - if (r) - goto err; - - ddata->enabled = 1; - - if (!ddata->intro_printed) { - dev_info(&ddata->pdev->dev, "panel revision %02x.%02x.%02x\n", - id1, id2, id3); - ddata->intro_printed = true; - } - - in->ops.dsi->enable_hs(in, ddata->channel, true); - - return 0; -err: - dev_err(&ddata->pdev->dev, "error while enabling panel, issuing HW reset\n"); - - dsicm_hw_reset(ddata); - - in->ops.dsi->disable(in, true, false); -err0: - return r; -} - -static void dsicm_power_off(struct panel_drv_data *ddata) -{ - struct omap_dss_device *in = ddata->in; - int r; - - in->ops.dsi->disable_video_output(in, ddata->channel); - - r = dsicm_dcs_write_0(ddata, MIPI_DCS_SET_DISPLAY_OFF); - if (!r) - r = dsicm_sleep_in(ddata); - - if (r) { - dev_err(&ddata->pdev->dev, - "error disabling panel, issuing HW reset\n"); - dsicm_hw_reset(ddata); - } - - in->ops.dsi->disable(in, true, false); - - ddata->enabled = 0; -} - -static int dsicm_panel_reset(struct panel_drv_data *ddata) -{ - dev_err(&ddata->pdev->dev, "performing LCD reset\n"); - - dsicm_power_off(ddata); - dsicm_hw_reset(ddata); - return dsicm_power_on(ddata); -} - -static int dsicm_connect(struct omap_dss_device *dssdev) -{ - struct panel_drv_data *ddata = to_panel_data(dssdev); - struct omap_dss_device *in = ddata->in; - struct device *dev = &ddata->pdev->dev; - int r; - - if (omapdss_device_is_connected(dssdev)) - return 0; - - r = in->ops.dsi->connect(in, dssdev); - if (r) { - dev_err(dev, "Failed to connect to video source\n"); - return r; - } - - r = in->ops.dsi->request_vc(ddata->in, &ddata->channel); - if (r) { - dev_err(dev, "failed to get virtual channel\n"); - goto err_req_vc; - } - - r = in->ops.dsi->set_vc_id(ddata->in, ddata->channel, TCH); - if (r) { - dev_err(dev, "failed to set VC_ID\n"); - goto err_vc_id; - } - - return 0; - -err_vc_id: - in->ops.dsi->release_vc(ddata->in, ddata->channel); -err_req_vc: - in->ops.dsi->disconnect(in, dssdev); - return r; -} - -static void dsicm_disconnect(struct omap_dss_device *dssdev) -{ - struct panel_drv_data *ddata = to_panel_data(dssdev); - struct omap_dss_device *in = ddata->in; - - if (!omapdss_device_is_connected(dssdev)) - return; - - in->ops.dsi->release_vc(in, ddata->channel); - in->ops.dsi->disconnect(in, dssdev); -} - -static int dsicm_enable(struct omap_dss_device *dssdev) -{ - struct panel_drv_data *ddata = to_panel_data(dssdev); - struct omap_dss_device *in = ddata->in; - int r; - - dev_dbg(&ddata->pdev->dev, "enable\n"); - - mutex_lock(&ddata->lock); - - if (!omapdss_device_is_connected(dssdev)) { - r = -ENODEV; - goto err; - } - - if (omapdss_device_is_enabled(dssdev)) { - r = 0; - goto err; - } - - in->ops.dsi->bus_lock(in); - - r = dsicm_power_on(ddata); - - in->ops.dsi->bus_unlock(in); - - if (r) - goto err; - - dssdev->state = OMAP_DSS_DISPLAY_ACTIVE; - - mutex_unlock(&ddata->lock); - - return 0; -err: - dev_dbg(&ddata->pdev->dev, "enable failed\n"); - mutex_unlock(&ddata->lock); - return r; -} - -static void dsicm_disable(struct omap_dss_device *dssdev) -{ - struct panel_drv_data *ddata = to_panel_data(dssdev); - struct omap_dss_device *in = ddata->in; - int r; - - dev_dbg(&ddata->pdev->dev, "disable\n"); - - mutex_lock(&ddata->lock); - - dsicm_cancel_ulps_work(ddata); - - in->ops.dsi->bus_lock(in); - - if (omapdss_device_is_enabled(dssdev)) { - r = dsicm_wake_up(ddata); - if (!r) - dsicm_power_off(ddata); - } - - in->ops.dsi->bus_unlock(in); - - dssdev->state = OMAP_DSS_DISPLAY_DISABLED; - - mutex_unlock(&ddata->lock); -} - -static void dsicm_framedone_cb(int err, void *data) -{ - struct panel_drv_data *ddata = data; - struct omap_dss_device *in = ddata->in; - - dev_dbg(&ddata->pdev->dev, "framedone, err %d\n", err); - in->ops.dsi->bus_unlock(ddata->in); -} - -static irqreturn_t dsicm_te_isr(int irq, void *data) -{ - struct panel_drv_data *ddata = data; - struct omap_dss_device *in = ddata->in; - int old; - int r; - - old = atomic_cmpxchg(&ddata->do_update, 1, 0); - - if (old) { - cancel_delayed_work(&ddata->te_timeout_work); - - r = in->ops.dsi->update(in, ddata->channel, dsicm_framedone_cb, - ddata); - if (r) - goto err; - } - - return IRQ_HANDLED; -err: - dev_err(&ddata->pdev->dev, "start update failed\n"); - in->ops.dsi->bus_unlock(in); - return IRQ_HANDLED; -} - -static void dsicm_te_timeout_work_callback(struct work_struct *work) -{ - struct panel_drv_data *ddata = container_of(work, struct panel_drv_data, - te_timeout_work.work); - struct omap_dss_device *in = ddata->in; - - dev_err(&ddata->pdev->dev, "TE not received for 250ms!\n"); - - atomic_set(&ddata->do_update, 0); - in->ops.dsi->bus_unlock(in); -} - -static int dsicm_update(struct omap_dss_device *dssdev, - u16 x, u16 y, u16 w, u16 h) -{ - struct panel_drv_data *ddata = to_panel_data(dssdev); - struct omap_dss_device *in = ddata->in; - int r; - - dev_dbg(&ddata->pdev->dev, "update %d, %d, %d x %d\n", x, y, w, h); - - mutex_lock(&ddata->lock); - in->ops.dsi->bus_lock(in); - - r = dsicm_wake_up(ddata); - if (r) - goto err; - - if (!ddata->enabled) { - r = 0; - goto err; - } - - /* XXX no need to send this every frame, but dsi break if not done */ - r = dsicm_set_update_window(ddata, 0, 0, - dssdev->panel.timings.x_res, - dssdev->panel.timings.y_res); - if (r) - goto err; - - if (ddata->te_enabled && gpio_is_valid(ddata->ext_te_gpio)) { - schedule_delayed_work(&ddata->te_timeout_work, - msecs_to_jiffies(250)); - atomic_set(&ddata->do_update, 1); - } else { - r = in->ops.dsi->update(in, ddata->channel, dsicm_framedone_cb, - ddata); - if (r) - goto err; - } - - /* note: no bus_unlock here. unlock is in framedone_cb */ - mutex_unlock(&ddata->lock); - return 0; -err: - in->ops.dsi->bus_unlock(in); - mutex_unlock(&ddata->lock); - return r; -} - -static int dsicm_sync(struct omap_dss_device *dssdev) -{ - struct panel_drv_data *ddata = to_panel_data(dssdev); - struct omap_dss_device *in = ddata->in; - - dev_dbg(&ddata->pdev->dev, "sync\n"); - - mutex_lock(&ddata->lock); - in->ops.dsi->bus_lock(in); - in->ops.dsi->bus_unlock(in); - mutex_unlock(&ddata->lock); - - dev_dbg(&ddata->pdev->dev, "sync done\n"); - - return 0; -} - -static int _dsicm_enable_te(struct panel_drv_data *ddata, bool enable) -{ - struct omap_dss_device *in = ddata->in; - int r; - - if (enable) - r = dsicm_dcs_write_1(ddata, MIPI_DCS_SET_TEAR_ON, 0); - else - r = dsicm_dcs_write_0(ddata, MIPI_DCS_SET_TEAR_OFF); - - if (!gpio_is_valid(ddata->ext_te_gpio)) - in->ops.dsi->enable_te(in, enable); - - /* possible panel bug */ - msleep(100); - - return r; -} - -static int dsicm_enable_te(struct omap_dss_device *dssdev, bool enable) -{ - struct panel_drv_data *ddata = to_panel_data(dssdev); - struct omap_dss_device *in = ddata->in; - int r; - - mutex_lock(&ddata->lock); - - if (ddata->te_enabled == enable) - goto end; - - in->ops.dsi->bus_lock(in); - - if (ddata->enabled) { - r = dsicm_wake_up(ddata); - if (r) - goto err; - - r = _dsicm_enable_te(ddata, enable); - if (r) - goto err; - } - - ddata->te_enabled = enable; - - in->ops.dsi->bus_unlock(in); -end: - mutex_unlock(&ddata->lock); - - return 0; -err: - in->ops.dsi->bus_unlock(in); - mutex_unlock(&ddata->lock); - - return r; -} - -static int dsicm_get_te(struct omap_dss_device *dssdev) -{ - struct panel_drv_data *ddata = to_panel_data(dssdev); - int r; - - mutex_lock(&ddata->lock); - r = ddata->te_enabled; - mutex_unlock(&ddata->lock); - - return r; -} - -static int dsicm_memory_read(struct omap_dss_device *dssdev, - void *buf, size_t size, - u16 x, u16 y, u16 w, u16 h) -{ - struct panel_drv_data *ddata = to_panel_data(dssdev); - struct omap_dss_device *in = ddata->in; - int r; - int first = 1; - int plen; - unsigned buf_used = 0; - - if (size < w * h * 3) - return -ENOMEM; - - mutex_lock(&ddata->lock); - - if (!ddata->enabled) { - r = -ENODEV; - goto err1; - } - - size = min(w * h * 3, - dssdev->panel.timings.x_res * - dssdev->panel.timings.y_res * 3); - - in->ops.dsi->bus_lock(in); - - r = dsicm_wake_up(ddata); - if (r) - goto err2; - - /* plen 1 or 2 goes into short packet. until checksum error is fixed, - * use short packets. plen 32 works, but bigger packets seem to cause - * an error. */ - if (size % 2) - plen = 1; - else - plen = 2; - - dsicm_set_update_window(ddata, x, y, w, h); - - r = in->ops.dsi->set_max_rx_packet_size(in, ddata->channel, plen); - if (r) - goto err2; - - while (buf_used < size) { - u8 dcs_cmd = first ? 0x2e : 0x3e; - first = 0; - - r = in->ops.dsi->dcs_read(in, ddata->channel, dcs_cmd, - buf + buf_used, size - buf_used); - - if (r < 0) { - dev_err(dssdev->dev, "read error\n"); - goto err3; - } - - buf_used += r; - - if (r < plen) { - dev_err(&ddata->pdev->dev, "short read\n"); - break; - } - - if (signal_pending(current)) { - dev_err(&ddata->pdev->dev, "signal pending, " - "aborting memory read\n"); - r = -ERESTARTSYS; - goto err3; - } - } - - r = buf_used; - -err3: - in->ops.dsi->set_max_rx_packet_size(in, ddata->channel, 1); -err2: - in->ops.dsi->bus_unlock(in); -err1: - mutex_unlock(&ddata->lock); - return r; -} - -static void dsicm_ulps_work(struct work_struct *work) -{ - struct panel_drv_data *ddata = container_of(work, struct panel_drv_data, - ulps_work.work); - struct omap_dss_device *dssdev = &ddata->dssdev; - struct omap_dss_device *in = ddata->in; - - mutex_lock(&ddata->lock); - - if (dssdev->state != OMAP_DSS_DISPLAY_ACTIVE || !ddata->enabled) { - mutex_unlock(&ddata->lock); - return; - } - - in->ops.dsi->bus_lock(in); - - dsicm_enter_ulps(ddata); - - in->ops.dsi->bus_unlock(in); - mutex_unlock(&ddata->lock); -} - -static struct omap_dss_driver dsicm_ops = { - .connect = dsicm_connect, - .disconnect = dsicm_disconnect, - - .enable = dsicm_enable, - .disable = dsicm_disable, - - .update = dsicm_update, - .sync = dsicm_sync, - - .get_resolution = dsicm_get_resolution, - .get_recommended_bpp = omapdss_default_get_recommended_bpp, - - .enable_te = dsicm_enable_te, - .get_te = dsicm_get_te, - - .memory_read = dsicm_memory_read, -}; - -static int dsicm_probe_pdata(struct platform_device *pdev) -{ - const struct panel_dsicm_platform_data *pdata; - struct panel_drv_data *ddata = platform_get_drvdata(pdev); - struct omap_dss_device *dssdev, *in; - - pdata = dev_get_platdata(&pdev->dev); - - in = omap_dss_find_output(pdata->source); - if (in == NULL) { - dev_err(&pdev->dev, "failed to find video source\n"); - return -EPROBE_DEFER; - } - ddata->in = in; - - ddata->reset_gpio = pdata->reset_gpio; - - if (pdata->use_ext_te) - ddata->ext_te_gpio = pdata->ext_te_gpio; - else - ddata->ext_te_gpio = -1; - - ddata->ulps_timeout = pdata->ulps_timeout; - - ddata->use_dsi_backlight = pdata->use_dsi_backlight; - - ddata->pin_config = pdata->pin_config; - - dssdev = &ddata->dssdev; - dssdev->name = pdata->name; - - return 0; -} - -static int dsicm_probe_of(struct platform_device *pdev) -{ - struct device_node *node = pdev->dev.of_node; - struct panel_drv_data *ddata = platform_get_drvdata(pdev); - struct omap_dss_device *in; - int gpio; - - gpio = of_get_named_gpio(node, "reset-gpios", 0); - if (!gpio_is_valid(gpio)) { - dev_err(&pdev->dev, "failed to parse reset gpio\n"); - return gpio; - } - ddata->reset_gpio = gpio; - - gpio = of_get_named_gpio(node, "te-gpios", 0); - if (gpio_is_valid(gpio) || gpio == -ENOENT) { - ddata->ext_te_gpio = gpio; - } else { - dev_err(&pdev->dev, "failed to parse TE gpio\n"); - return gpio; - } - - in = omapdss_of_find_source_for_first_ep(node); - if (IS_ERR(in)) { - dev_err(&pdev->dev, "failed to find video source\n"); - return PTR_ERR(in); - } - - ddata->in = in; - - /* TODO: ulps, backlight */ - - return 0; -} - -static int dsicm_probe(struct platform_device *pdev) -{ - struct backlight_properties props; - struct panel_drv_data *ddata; - struct backlight_device *bldev = NULL; - struct device *dev = &pdev->dev; - struct omap_dss_device *dssdev; - int r; - - dev_dbg(dev, "probe\n"); - - ddata = devm_kzalloc(dev, sizeof(*ddata), GFP_KERNEL); - if (!ddata) - return -ENOMEM; - - platform_set_drvdata(pdev, ddata); - ddata->pdev = pdev; - - if (dev_get_platdata(dev)) { - r = dsicm_probe_pdata(pdev); - if (r) - return r; - } else if (pdev->dev.of_node) { - r = dsicm_probe_of(pdev); - if (r) - return r; - } else { - return -ENODEV; - } - - ddata->timings.x_res = 864; - ddata->timings.y_res = 480; - ddata->timings.pixelclock = 864 * 480 * 60; - - dssdev = &ddata->dssdev; - dssdev->dev = dev; - dssdev->driver = &dsicm_ops; - dssdev->panel.timings = ddata->timings; - dssdev->type = OMAP_DISPLAY_TYPE_DSI; - dssdev->owner = THIS_MODULE; - - dssdev->panel.dsi_pix_fmt = OMAP_DSS_DSI_FMT_RGB888; - dssdev->caps = OMAP_DSS_DISPLAY_CAP_MANUAL_UPDATE | - OMAP_DSS_DISPLAY_CAP_TEAR_ELIM; - - r = omapdss_register_display(dssdev); - if (r) { - dev_err(dev, "Failed to register panel\n"); - goto err_reg; - } - - mutex_init(&ddata->lock); - - atomic_set(&ddata->do_update, 0); - - if (gpio_is_valid(ddata->reset_gpio)) { - r = devm_gpio_request_one(dev, ddata->reset_gpio, - GPIOF_OUT_INIT_LOW, "taal rst"); - if (r) { - dev_err(dev, "failed to request reset gpio\n"); - return r; - } - } - - if (gpio_is_valid(ddata->ext_te_gpio)) { - r = devm_gpio_request_one(dev, ddata->ext_te_gpio, - GPIOF_IN, "taal irq"); - if (r) { - dev_err(dev, "GPIO request failed\n"); - return r; - } - - r = devm_request_irq(dev, gpio_to_irq(ddata->ext_te_gpio), - dsicm_te_isr, - IRQF_TRIGGER_RISING, - "taal vsync", ddata); - - if (r) { - dev_err(dev, "IRQ request failed\n"); - return r; - } - - INIT_DEFERRABLE_WORK(&ddata->te_timeout_work, - dsicm_te_timeout_work_callback); - - dev_dbg(dev, "Using GPIO TE\n"); - } - - ddata->workqueue = create_singlethread_workqueue("dsicm_wq"); - if (ddata->workqueue == NULL) { - dev_err(dev, "can't create workqueue\n"); - return -ENOMEM; - } - INIT_DELAYED_WORK(&ddata->ulps_work, dsicm_ulps_work); - - dsicm_hw_reset(ddata); - - if (ddata->use_dsi_backlight) { - memset(&props, 0, sizeof(struct backlight_properties)); - props.max_brightness = 255; - - props.type = BACKLIGHT_RAW; - bldev = backlight_device_register(dev_name(dev), - dev, ddata, &dsicm_bl_ops, &props); - if (IS_ERR(bldev)) { - r = PTR_ERR(bldev); - goto err_bl; - } - - ddata->bldev = bldev; - - bldev->props.fb_blank = FB_BLANK_UNBLANK; - bldev->props.power = FB_BLANK_UNBLANK; - bldev->props.brightness = 255; - - dsicm_bl_update_status(bldev); - } - - r = sysfs_create_group(&dev->kobj, &dsicm_attr_group); - if (r) { - dev_err(dev, "failed to create sysfs files\n"); - goto err_sysfs_create; - } - - return 0; - -err_sysfs_create: - if (bldev != NULL) - backlight_device_unregister(bldev); -err_bl: - destroy_workqueue(ddata->workqueue); -err_reg: - return r; -} - -static int __exit dsicm_remove(struct platform_device *pdev) -{ - struct panel_drv_data *ddata = platform_get_drvdata(pdev); - struct omap_dss_device *dssdev = &ddata->dssdev; - struct backlight_device *bldev; - - dev_dbg(&pdev->dev, "remove\n"); - - omapdss_unregister_display(dssdev); - - dsicm_disable(dssdev); - dsicm_disconnect(dssdev); - - sysfs_remove_group(&pdev->dev.kobj, &dsicm_attr_group); - - bldev = ddata->bldev; - if (bldev != NULL) { - bldev->props.power = FB_BLANK_POWERDOWN; - dsicm_bl_update_status(bldev); - backlight_device_unregister(bldev); - } - - omap_dss_put_device(ddata->in); - - dsicm_cancel_ulps_work(ddata); - destroy_workqueue(ddata->workqueue); - - /* reset, to be sure that the panel is in a valid state */ - dsicm_hw_reset(ddata); - - return 0; -} - -static const struct of_device_id dsicm_of_match[] = { - { .compatible = "omapdss,panel-dsi-cm", }, - {}, -}; - -MODULE_DEVICE_TABLE(of, dsicm_of_match); - -static struct platform_driver dsicm_driver = { - .probe = dsicm_probe, - .remove = __exit_p(dsicm_remove), - .driver = { - .name = "panel-dsi-cm", - .of_match_table = dsicm_of_match, - .suppress_bind_attrs = true, - }, -}; - -module_platform_driver(dsicm_driver); - -MODULE_AUTHOR("Tomi Valkeinen <tomi.valkeinen@ti.com>"); -MODULE_DESCRIPTION("Generic DSI Command Mode Panel Driver"); -MODULE_LICENSE("GPL"); diff --git a/drivers/video/fbdev/omap2/displays-new/panel-lgphilips-lb035q02.c b/drivers/video/fbdev/omap2/displays-new/panel-lgphilips-lb035q02.c deleted file mode 100644 index 18eb60e9c..000000000 --- a/drivers/video/fbdev/omap2/displays-new/panel-lgphilips-lb035q02.c +++ /dev/null @@ -1,404 +0,0 @@ -/* - * LG.Philips LB035Q02 LCD Panel driver - * - * Copyright (C) 2013 Texas Instruments - * Author: Tomi Valkeinen <tomi.valkeinen@ti.com> - * Based on a driver by: Steve Sakoman <steve@sakoman.com> - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published by - * the Free Software Foundation. - */ - -#include <linux/module.h> -#include <linux/delay.h> -#include <linux/spi/spi.h> -#include <linux/mutex.h> -#include <linux/gpio.h> - -#include <video/omapdss.h> -#include <video/omap-panel-data.h> - -static struct omap_video_timings lb035q02_timings = { - .x_res = 320, - .y_res = 240, - - .pixelclock = 6500000, - - .hsw = 2, - .hfp = 20, - .hbp = 68, - - .vsw = 2, - .vfp = 4, - .vbp = 18, - - .vsync_level = OMAPDSS_SIG_ACTIVE_LOW, - .hsync_level = OMAPDSS_SIG_ACTIVE_LOW, - .data_pclk_edge = OMAPDSS_DRIVE_SIG_RISING_EDGE, - .de_level = OMAPDSS_SIG_ACTIVE_HIGH, - .sync_pclk_edge = OMAPDSS_DRIVE_SIG_FALLING_EDGE, -}; - -struct panel_drv_data { - struct omap_dss_device dssdev; - struct omap_dss_device *in; - - struct spi_device *spi; - - int data_lines; - - struct omap_video_timings videomode; - - /* used for non-DT boot, to be removed */ - int backlight_gpio; - - struct gpio_desc *enable_gpio; -}; - -#define to_panel_data(p) container_of(p, struct panel_drv_data, dssdev) - -static int lb035q02_write_reg(struct spi_device *spi, u8 reg, u16 val) -{ - struct spi_message msg; - struct spi_transfer index_xfer = { - .len = 3, - .cs_change = 1, - }; - struct spi_transfer value_xfer = { - .len = 3, - }; - u8 buffer[16]; - - spi_message_init(&msg); - - /* register index */ - buffer[0] = 0x70; - buffer[1] = 0x00; - buffer[2] = reg & 0x7f; - index_xfer.tx_buf = buffer; - spi_message_add_tail(&index_xfer, &msg); - - /* register value */ - buffer[4] = 0x72; - buffer[5] = val >> 8; - buffer[6] = val; - value_xfer.tx_buf = buffer + 4; - spi_message_add_tail(&value_xfer, &msg); - - return spi_sync(spi, &msg); -} - -static void init_lb035q02_panel(struct spi_device *spi) -{ - /* Init sequence from page 28 of the lb035q02 spec */ - lb035q02_write_reg(spi, 0x01, 0x6300); - lb035q02_write_reg(spi, 0x02, 0x0200); - lb035q02_write_reg(spi, 0x03, 0x0177); - lb035q02_write_reg(spi, 0x04, 0x04c7); - lb035q02_write_reg(spi, 0x05, 0xffc0); - lb035q02_write_reg(spi, 0x06, 0xe806); - lb035q02_write_reg(spi, 0x0a, 0x4008); - lb035q02_write_reg(spi, 0x0b, 0x0000); - lb035q02_write_reg(spi, 0x0d, 0x0030); - lb035q02_write_reg(spi, 0x0e, 0x2800); - lb035q02_write_reg(spi, 0x0f, 0x0000); - lb035q02_write_reg(spi, 0x16, 0x9f80); - lb035q02_write_reg(spi, 0x17, 0x0a0f); - lb035q02_write_reg(spi, 0x1e, 0x00c1); - lb035q02_write_reg(spi, 0x30, 0x0300); - lb035q02_write_reg(spi, 0x31, 0x0007); - lb035q02_write_reg(spi, 0x32, 0x0000); - lb035q02_write_reg(spi, 0x33, 0x0000); - lb035q02_write_reg(spi, 0x34, 0x0707); - lb035q02_write_reg(spi, 0x35, 0x0004); - lb035q02_write_reg(spi, 0x36, 0x0302); - lb035q02_write_reg(spi, 0x37, 0x0202); - lb035q02_write_reg(spi, 0x3a, 0x0a0d); - lb035q02_write_reg(spi, 0x3b, 0x0806); -} - -static int lb035q02_connect(struct omap_dss_device *dssdev) -{ - struct panel_drv_data *ddata = to_panel_data(dssdev); - struct omap_dss_device *in = ddata->in; - int r; - - if (omapdss_device_is_connected(dssdev)) - return 0; - - r = in->ops.dpi->connect(in, dssdev); - if (r) - return r; - - init_lb035q02_panel(ddata->spi); - - return 0; -} - -static void lb035q02_disconnect(struct omap_dss_device *dssdev) -{ - struct panel_drv_data *ddata = to_panel_data(dssdev); - struct omap_dss_device *in = ddata->in; - - if (!omapdss_device_is_connected(dssdev)) - return; - - in->ops.dpi->disconnect(in, dssdev); -} - -static int lb035q02_enable(struct omap_dss_device *dssdev) -{ - struct panel_drv_data *ddata = to_panel_data(dssdev); - struct omap_dss_device *in = ddata->in; - int r; - - if (!omapdss_device_is_connected(dssdev)) - return -ENODEV; - - if (omapdss_device_is_enabled(dssdev)) - return 0; - - if (ddata->data_lines) - in->ops.dpi->set_data_lines(in, ddata->data_lines); - in->ops.dpi->set_timings(in, &ddata->videomode); - - r = in->ops.dpi->enable(in); - if (r) - return r; - - if (ddata->enable_gpio) - gpiod_set_value_cansleep(ddata->enable_gpio, 1); - - if (gpio_is_valid(ddata->backlight_gpio)) - gpio_set_value_cansleep(ddata->backlight_gpio, 1); - - dssdev->state = OMAP_DSS_DISPLAY_ACTIVE; - - return 0; -} - -static void lb035q02_disable(struct omap_dss_device *dssdev) -{ - struct panel_drv_data *ddata = to_panel_data(dssdev); - struct omap_dss_device *in = ddata->in; - - if (!omapdss_device_is_enabled(dssdev)) - return; - - if (ddata->enable_gpio) - gpiod_set_value_cansleep(ddata->enable_gpio, 0); - - if (gpio_is_valid(ddata->backlight_gpio)) - gpio_set_value_cansleep(ddata->backlight_gpio, 0); - - in->ops.dpi->disable(in); - - dssdev->state = OMAP_DSS_DISPLAY_DISABLED; -} - -static void lb035q02_set_timings(struct omap_dss_device *dssdev, - struct omap_video_timings *timings) -{ - struct panel_drv_data *ddata = to_panel_data(dssdev); - struct omap_dss_device *in = ddata->in; - - ddata->videomode = *timings; - dssdev->panel.timings = *timings; - - in->ops.dpi->set_timings(in, timings); -} - -static void lb035q02_get_timings(struct omap_dss_device *dssdev, - struct omap_video_timings *timings) -{ - struct panel_drv_data *ddata = to_panel_data(dssdev); - - *timings = ddata->videomode; -} - -static int lb035q02_check_timings(struct omap_dss_device *dssdev, - struct omap_video_timings *timings) -{ - struct panel_drv_data *ddata = to_panel_data(dssdev); - struct omap_dss_device *in = ddata->in; - - return in->ops.dpi->check_timings(in, timings); -} - -static struct omap_dss_driver lb035q02_ops = { - .connect = lb035q02_connect, - .disconnect = lb035q02_disconnect, - - .enable = lb035q02_enable, - .disable = lb035q02_disable, - - .set_timings = lb035q02_set_timings, - .get_timings = lb035q02_get_timings, - .check_timings = lb035q02_check_timings, - - .get_resolution = omapdss_default_get_resolution, -}; - -static int lb035q02_probe_pdata(struct spi_device *spi) -{ - const struct panel_lb035q02_platform_data *pdata; - struct panel_drv_data *ddata = dev_get_drvdata(&spi->dev); - struct omap_dss_device *dssdev, *in; - int r; - - pdata = dev_get_platdata(&spi->dev); - - in = omap_dss_find_output(pdata->source); - if (in == NULL) { - dev_err(&spi->dev, "failed to find video source '%s'\n", - pdata->source); - return -EPROBE_DEFER; - } - - ddata->in = in; - - ddata->data_lines = pdata->data_lines; - - dssdev = &ddata->dssdev; - dssdev->name = pdata->name; - - r = devm_gpio_request_one(&spi->dev, pdata->enable_gpio, - GPIOF_OUT_INIT_LOW, "panel enable"); - if (r) - goto err_gpio; - - ddata->enable_gpio = gpio_to_desc(pdata->enable_gpio); - - ddata->backlight_gpio = pdata->backlight_gpio; - - return 0; -err_gpio: - omap_dss_put_device(ddata->in); - return r; -} - -static int lb035q02_probe_of(struct spi_device *spi) -{ - struct device_node *node = spi->dev.of_node; - struct panel_drv_data *ddata = dev_get_drvdata(&spi->dev); - struct omap_dss_device *in; - struct gpio_desc *gpio; - - gpio = devm_gpiod_get(&spi->dev, "enable", GPIOD_OUT_LOW); - if (IS_ERR(gpio)) { - dev_err(&spi->dev, "failed to parse enable gpio\n"); - return PTR_ERR(gpio); - } - - ddata->enable_gpio = gpio; - - ddata->backlight_gpio = -ENOENT; - - in = omapdss_of_find_source_for_first_ep(node); - if (IS_ERR(in)) { - dev_err(&spi->dev, "failed to find video source\n"); - return PTR_ERR(in); - } - - ddata->in = in; - - return 0; -} - -static int lb035q02_panel_spi_probe(struct spi_device *spi) -{ - struct panel_drv_data *ddata; - struct omap_dss_device *dssdev; - int r; - - ddata = devm_kzalloc(&spi->dev, sizeof(*ddata), GFP_KERNEL); - if (ddata == NULL) - return -ENOMEM; - - dev_set_drvdata(&spi->dev, ddata); - - ddata->spi = spi; - - if (dev_get_platdata(&spi->dev)) { - r = lb035q02_probe_pdata(spi); - if (r) - return r; - } else if (spi->dev.of_node) { - r = lb035q02_probe_of(spi); - if (r) - return r; - } else { - return -ENODEV; - } - - if (gpio_is_valid(ddata->backlight_gpio)) { - r = devm_gpio_request_one(&spi->dev, ddata->backlight_gpio, - GPIOF_OUT_INIT_LOW, "panel backlight"); - if (r) - goto err_gpio; - } - - ddata->videomode = lb035q02_timings; - - dssdev = &ddata->dssdev; - dssdev->dev = &spi->dev; - dssdev->driver = &lb035q02_ops; - dssdev->type = OMAP_DISPLAY_TYPE_DPI; - dssdev->owner = THIS_MODULE; - dssdev->panel.timings = ddata->videomode; - dssdev->phy.dpi.data_lines = ddata->data_lines; - - r = omapdss_register_display(dssdev); - if (r) { - dev_err(&spi->dev, "Failed to register panel\n"); - goto err_reg; - } - - return 0; - -err_reg: -err_gpio: - omap_dss_put_device(ddata->in); - return r; -} - -static int lb035q02_panel_spi_remove(struct spi_device *spi) -{ - struct panel_drv_data *ddata = dev_get_drvdata(&spi->dev); - struct omap_dss_device *dssdev = &ddata->dssdev; - struct omap_dss_device *in = ddata->in; - - omapdss_unregister_display(dssdev); - - lb035q02_disable(dssdev); - lb035q02_disconnect(dssdev); - - omap_dss_put_device(in); - - return 0; -} - -static const struct of_device_id lb035q02_of_match[] = { - { .compatible = "omapdss,lgphilips,lb035q02", }, - {}, -}; - -MODULE_DEVICE_TABLE(of, lb035q02_of_match); - -static struct spi_driver lb035q02_spi_driver = { - .probe = lb035q02_panel_spi_probe, - .remove = lb035q02_panel_spi_remove, - .driver = { - .name = "panel_lgphilips_lb035q02", - .of_match_table = lb035q02_of_match, - .suppress_bind_attrs = true, - }, -}; - -module_spi_driver(lb035q02_spi_driver); - -MODULE_ALIAS("spi:lgphilips,lb035q02"); -MODULE_AUTHOR("Tomi Valkeinen <tomi.valkeinen@ti.com>"); -MODULE_DESCRIPTION("LG.Philips LB035Q02 LCD Panel driver"); -MODULE_LICENSE("GPL"); diff --git a/drivers/video/fbdev/omap2/displays-new/panel-nec-nl8048hl11.c b/drivers/video/fbdev/omap2/displays-new/panel-nec-nl8048hl11.c deleted file mode 100644 index 8a928c9a2..000000000 --- a/drivers/video/fbdev/omap2/displays-new/panel-nec-nl8048hl11.c +++ /dev/null @@ -1,437 +0,0 @@ -/* - * NEC NL8048HL11 Panel driver - * - * Copyright (C) 2010 Texas Instruments Inc. - * Author: Erik Gilling <konkers@android.com> - * Converted to new DSS device model: Tomi Valkeinen <tomi.valkeinen@ti.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - */ - -#include <linux/module.h> -#include <linux/delay.h> -#include <linux/spi/spi.h> -#include <linux/fb.h> -#include <linux/gpio.h> -#include <linux/of_gpio.h> - -#include <video/omapdss.h> -#include <video/omap-panel-data.h> - -struct panel_drv_data { - struct omap_dss_device dssdev; - struct omap_dss_device *in; - - struct omap_video_timings videomode; - - int data_lines; - - int res_gpio; - int qvga_gpio; - - struct spi_device *spi; -}; - -#define LCD_XRES 800 -#define LCD_YRES 480 -/* - * NEC PIX Clock Ratings - * MIN:21.8MHz TYP:23.8MHz MAX:25.7MHz - */ -#define LCD_PIXEL_CLOCK 23800000 - -static const struct { - unsigned char addr; - unsigned char dat; -} nec_8048_init_seq[] = { - { 3, 0x01 }, { 0, 0x00 }, { 1, 0x01 }, { 4, 0x00 }, { 5, 0x14 }, - { 6, 0x24 }, { 16, 0xD7 }, { 17, 0x00 }, { 18, 0x00 }, { 19, 0x55 }, - { 20, 0x01 }, { 21, 0x70 }, { 22, 0x1E }, { 23, 0x25 }, { 24, 0x25 }, - { 25, 0x02 }, { 26, 0x02 }, { 27, 0xA0 }, { 32, 0x2F }, { 33, 0x0F }, - { 34, 0x0F }, { 35, 0x0F }, { 36, 0x0F }, { 37, 0x0F }, { 38, 0x0F }, - { 39, 0x00 }, { 40, 0x02 }, { 41, 0x02 }, { 42, 0x02 }, { 43, 0x0F }, - { 44, 0x0F }, { 45, 0x0F }, { 46, 0x0F }, { 47, 0x0F }, { 48, 0x0F }, - { 49, 0x0F }, { 50, 0x00 }, { 51, 0x02 }, { 52, 0x02 }, { 53, 0x02 }, - { 80, 0x0C }, { 83, 0x42 }, { 84, 0x42 }, { 85, 0x41 }, { 86, 0x14 }, - { 89, 0x88 }, { 90, 0x01 }, { 91, 0x00 }, { 92, 0x02 }, { 93, 0x0C }, - { 94, 0x1C }, { 95, 0x27 }, { 98, 0x49 }, { 99, 0x27 }, { 102, 0x76 }, - { 103, 0x27 }, { 112, 0x01 }, { 113, 0x0E }, { 114, 0x02 }, - { 115, 0x0C }, { 118, 0x0C }, { 121, 0x30 }, { 130, 0x00 }, - { 131, 0x00 }, { 132, 0xFC }, { 134, 0x00 }, { 136, 0x00 }, - { 138, 0x00 }, { 139, 0x00 }, { 140, 0x00 }, { 141, 0xFC }, - { 143, 0x00 }, { 145, 0x00 }, { 147, 0x00 }, { 148, 0x00 }, - { 149, 0x00 }, { 150, 0xFC }, { 152, 0x00 }, { 154, 0x00 }, - { 156, 0x00 }, { 157, 0x00 }, { 2, 0x00 }, -}; - -static const struct omap_video_timings nec_8048_panel_timings = { - .x_res = LCD_XRES, - .y_res = LCD_YRES, - .pixelclock = LCD_PIXEL_CLOCK, - .hfp = 6, - .hsw = 1, - .hbp = 4, - .vfp = 3, - .vsw = 1, - .vbp = 4, - - .vsync_level = OMAPDSS_SIG_ACTIVE_LOW, - .hsync_level = OMAPDSS_SIG_ACTIVE_LOW, - .data_pclk_edge = OMAPDSS_DRIVE_SIG_RISING_EDGE, - .de_level = OMAPDSS_SIG_ACTIVE_HIGH, - .sync_pclk_edge = OMAPDSS_DRIVE_SIG_RISING_EDGE, -}; - -#define to_panel_data(p) container_of(p, struct panel_drv_data, dssdev) - -static int nec_8048_spi_send(struct spi_device *spi, unsigned char reg_addr, - unsigned char reg_data) -{ - int ret = 0; - unsigned int cmd = 0, data = 0; - - cmd = 0x0000 | reg_addr; /* register address write */ - data = 0x0100 | reg_data; /* register data write */ - data = (cmd << 16) | data; - - ret = spi_write(spi, (unsigned char *)&data, 4); - if (ret) - pr_err("error in spi_write %x\n", data); - - return ret; -} - -static int init_nec_8048_wvga_lcd(struct spi_device *spi) -{ - unsigned int i; - /* Initialization Sequence */ - /* nec_8048_spi_send(spi, REG, VAL) */ - for (i = 0; i < (ARRAY_SIZE(nec_8048_init_seq) - 1); i++) - nec_8048_spi_send(spi, nec_8048_init_seq[i].addr, - nec_8048_init_seq[i].dat); - udelay(20); - nec_8048_spi_send(spi, nec_8048_init_seq[i].addr, - nec_8048_init_seq[i].dat); - return 0; -} - -static int nec_8048_connect(struct omap_dss_device *dssdev) -{ - struct panel_drv_data *ddata = to_panel_data(dssdev); - struct omap_dss_device *in = ddata->in; - int r; - - if (omapdss_device_is_connected(dssdev)) - return 0; - - r = in->ops.dpi->connect(in, dssdev); - if (r) - return r; - - return 0; -} - -static void nec_8048_disconnect(struct omap_dss_device *dssdev) -{ - struct panel_drv_data *ddata = to_panel_data(dssdev); - struct omap_dss_device *in = ddata->in; - - if (!omapdss_device_is_connected(dssdev)) - return; - - in->ops.dpi->disconnect(in, dssdev); -} - -static int nec_8048_enable(struct omap_dss_device *dssdev) -{ - struct panel_drv_data *ddata = to_panel_data(dssdev); - struct omap_dss_device *in = ddata->in; - int r; - - if (!omapdss_device_is_connected(dssdev)) - return -ENODEV; - - if (omapdss_device_is_enabled(dssdev)) - return 0; - - if (ddata->data_lines) - in->ops.dpi->set_data_lines(in, ddata->data_lines); - in->ops.dpi->set_timings(in, &ddata->videomode); - - r = in->ops.dpi->enable(in); - if (r) - return r; - - if (gpio_is_valid(ddata->res_gpio)) - gpio_set_value_cansleep(ddata->res_gpio, 1); - - dssdev->state = OMAP_DSS_DISPLAY_ACTIVE; - - return 0; -} - -static void nec_8048_disable(struct omap_dss_device *dssdev) -{ - struct panel_drv_data *ddata = to_panel_data(dssdev); - struct omap_dss_device *in = ddata->in; - - if (!omapdss_device_is_enabled(dssdev)) - return; - - if (gpio_is_valid(ddata->res_gpio)) - gpio_set_value_cansleep(ddata->res_gpio, 0); - - in->ops.dpi->disable(in); - - dssdev->state = OMAP_DSS_DISPLAY_DISABLED; -} - -static void nec_8048_set_timings(struct omap_dss_device *dssdev, - struct omap_video_timings *timings) -{ - struct panel_drv_data *ddata = to_panel_data(dssdev); - struct omap_dss_device *in = ddata->in; - - ddata->videomode = *timings; - dssdev->panel.timings = *timings; - - in->ops.dpi->set_timings(in, timings); -} - -static void nec_8048_get_timings(struct omap_dss_device *dssdev, - struct omap_video_timings *timings) -{ - struct panel_drv_data *ddata = to_panel_data(dssdev); - - *timings = ddata->videomode; -} - -static int nec_8048_check_timings(struct omap_dss_device *dssdev, - struct omap_video_timings *timings) -{ - struct panel_drv_data *ddata = to_panel_data(dssdev); - struct omap_dss_device *in = ddata->in; - - return in->ops.dpi->check_timings(in, timings); -} - -static struct omap_dss_driver nec_8048_ops = { - .connect = nec_8048_connect, - .disconnect = nec_8048_disconnect, - - .enable = nec_8048_enable, - .disable = nec_8048_disable, - - .set_timings = nec_8048_set_timings, - .get_timings = nec_8048_get_timings, - .check_timings = nec_8048_check_timings, - - .get_resolution = omapdss_default_get_resolution, -}; - - -static int nec_8048_probe_pdata(struct spi_device *spi) -{ - const struct panel_nec_nl8048hl11_platform_data *pdata; - struct panel_drv_data *ddata = dev_get_drvdata(&spi->dev); - struct omap_dss_device *dssdev, *in; - - pdata = dev_get_platdata(&spi->dev); - - ddata->qvga_gpio = pdata->qvga_gpio; - ddata->res_gpio = pdata->res_gpio; - - in = omap_dss_find_output(pdata->source); - if (in == NULL) { - dev_err(&spi->dev, "failed to find video source '%s'\n", - pdata->source); - return -EPROBE_DEFER; - } - ddata->in = in; - - ddata->data_lines = pdata->data_lines; - - dssdev = &ddata->dssdev; - dssdev->name = pdata->name; - - return 0; -} - -static int nec_8048_probe_of(struct spi_device *spi) -{ - struct device_node *node = spi->dev.of_node; - struct panel_drv_data *ddata = dev_get_drvdata(&spi->dev); - struct omap_dss_device *in; - int gpio; - - gpio = of_get_named_gpio(node, "reset-gpios", 0); - if (!gpio_is_valid(gpio)) { - dev_err(&spi->dev, "failed to parse enable gpio\n"); - return gpio; - } - ddata->res_gpio = gpio; - - /* XXX the panel spec doesn't mention any QVGA pin?? */ - ddata->qvga_gpio = -ENOENT; - - in = omapdss_of_find_source_for_first_ep(node); - if (IS_ERR(in)) { - dev_err(&spi->dev, "failed to find video source\n"); - return PTR_ERR(in); - } - - ddata->in = in; - - return 0; -} - -static int nec_8048_probe(struct spi_device *spi) -{ - struct panel_drv_data *ddata; - struct omap_dss_device *dssdev; - int r; - - dev_dbg(&spi->dev, "%s\n", __func__); - - spi->mode = SPI_MODE_0; - spi->bits_per_word = 32; - - r = spi_setup(spi); - if (r < 0) { - dev_err(&spi->dev, "spi_setup failed: %d\n", r); - return r; - } - - init_nec_8048_wvga_lcd(spi); - - ddata = devm_kzalloc(&spi->dev, sizeof(*ddata), GFP_KERNEL); - if (ddata == NULL) - return -ENOMEM; - - dev_set_drvdata(&spi->dev, ddata); - - ddata->spi = spi; - - if (dev_get_platdata(&spi->dev)) { - r = nec_8048_probe_pdata(spi); - if (r) - return r; - } else if (spi->dev.of_node) { - r = nec_8048_probe_of(spi); - if (r) - return r; - } else { - return -ENODEV; - } - - if (gpio_is_valid(ddata->qvga_gpio)) { - r = devm_gpio_request_one(&spi->dev, ddata->qvga_gpio, - GPIOF_OUT_INIT_HIGH, "lcd QVGA"); - if (r) - goto err_gpio; - } - - if (gpio_is_valid(ddata->res_gpio)) { - r = devm_gpio_request_one(&spi->dev, ddata->res_gpio, - GPIOF_OUT_INIT_LOW, "lcd RES"); - if (r) - goto err_gpio; - } - - ddata->videomode = nec_8048_panel_timings; - - dssdev = &ddata->dssdev; - dssdev->dev = &spi->dev; - dssdev->driver = &nec_8048_ops; - dssdev->type = OMAP_DISPLAY_TYPE_DPI; - dssdev->owner = THIS_MODULE; - dssdev->panel.timings = ddata->videomode; - - r = omapdss_register_display(dssdev); - if (r) { - dev_err(&spi->dev, "Failed to register panel\n"); - goto err_reg; - } - - return 0; - -err_reg: -err_gpio: - omap_dss_put_device(ddata->in); - return r; -} - -static int nec_8048_remove(struct spi_device *spi) -{ - struct panel_drv_data *ddata = dev_get_drvdata(&spi->dev); - struct omap_dss_device *dssdev = &ddata->dssdev; - struct omap_dss_device *in = ddata->in; - - dev_dbg(&ddata->spi->dev, "%s\n", __func__); - - omapdss_unregister_display(dssdev); - - nec_8048_disable(dssdev); - nec_8048_disconnect(dssdev); - - omap_dss_put_device(in); - - return 0; -} - -#ifdef CONFIG_PM_SLEEP -static int nec_8048_suspend(struct device *dev) -{ - struct spi_device *spi = to_spi_device(dev); - - nec_8048_spi_send(spi, 2, 0x01); - mdelay(40); - - return 0; -} - -static int nec_8048_resume(struct device *dev) -{ - struct spi_device *spi = to_spi_device(dev); - - /* reinitialize the panel */ - spi_setup(spi); - nec_8048_spi_send(spi, 2, 0x00); - init_nec_8048_wvga_lcd(spi); - - return 0; -} -static SIMPLE_DEV_PM_OPS(nec_8048_pm_ops, nec_8048_suspend, - nec_8048_resume); -#define NEC_8048_PM_OPS (&nec_8048_pm_ops) -#else -#define NEC_8048_PM_OPS NULL -#endif - -static const struct of_device_id nec_8048_of_match[] = { - { .compatible = "omapdss,nec,nl8048hl11", }, - {}, -}; - -MODULE_DEVICE_TABLE(of, nec_8048_of_match); - -static struct spi_driver nec_8048_driver = { - .driver = { - .name = "panel-nec-nl8048hl11", - .pm = NEC_8048_PM_OPS, - .of_match_table = nec_8048_of_match, - .suppress_bind_attrs = true, - }, - .probe = nec_8048_probe, - .remove = nec_8048_remove, -}; - -module_spi_driver(nec_8048_driver); - -MODULE_ALIAS("spi:nec,nl8048hl11"); -MODULE_AUTHOR("Erik Gilling <konkers@android.com>"); -MODULE_DESCRIPTION("NEC-NL8048HL11 Driver"); -MODULE_LICENSE("GPL"); diff --git a/drivers/video/fbdev/omap2/displays-new/panel-sharp-ls037v7dw01.c b/drivers/video/fbdev/omap2/displays-new/panel-sharp-ls037v7dw01.c deleted file mode 100644 index abfd1f6e3..000000000 --- a/drivers/video/fbdev/omap2/displays-new/panel-sharp-ls037v7dw01.c +++ /dev/null @@ -1,415 +0,0 @@ -/* - * LCD panel driver for Sharp LS037V7DW01 - * - * Copyright (C) 2013 Texas Instruments - * Author: Tomi Valkeinen <tomi.valkeinen@ti.com> - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published by - * the Free Software Foundation. - */ - -#include <linux/delay.h> -#include <linux/gpio.h> -#include <linux/module.h> -#include <linux/of.h> -#include <linux/of_gpio.h> -#include <linux/platform_device.h> -#include <linux/slab.h> -#include <linux/regulator/consumer.h> -#include <video/omapdss.h> -#include <video/omap-panel-data.h> - -struct panel_drv_data { - struct omap_dss_device dssdev; - struct omap_dss_device *in; - struct regulator *vcc; - - int data_lines; - - struct omap_video_timings videomode; - - struct gpio_desc *resb_gpio; /* low = reset active min 20 us */ - struct gpio_desc *ini_gpio; /* high = power on */ - struct gpio_desc *mo_gpio; /* low = 480x640, high = 240x320 */ - struct gpio_desc *lr_gpio; /* high = conventional horizontal scanning */ - struct gpio_desc *ud_gpio; /* high = conventional vertical scanning */ -}; - -static const struct omap_video_timings sharp_ls_timings = { - .x_res = 480, - .y_res = 640, - - .pixelclock = 19200000, - - .hsw = 2, - .hfp = 1, - .hbp = 28, - - .vsw = 1, - .vfp = 1, - .vbp = 1, - - .vsync_level = OMAPDSS_SIG_ACTIVE_LOW, - .hsync_level = OMAPDSS_SIG_ACTIVE_LOW, - .data_pclk_edge = OMAPDSS_DRIVE_SIG_RISING_EDGE, - .de_level = OMAPDSS_SIG_ACTIVE_HIGH, - .sync_pclk_edge = OMAPDSS_DRIVE_SIG_FALLING_EDGE, -}; - -#define to_panel_data(p) container_of(p, struct panel_drv_data, dssdev) - -static int sharp_ls_connect(struct omap_dss_device *dssdev) -{ - struct panel_drv_data *ddata = to_panel_data(dssdev); - struct omap_dss_device *in = ddata->in; - int r; - - if (omapdss_device_is_connected(dssdev)) - return 0; - - r = in->ops.dpi->connect(in, dssdev); - if (r) - return r; - - return 0; -} - -static void sharp_ls_disconnect(struct omap_dss_device *dssdev) -{ - struct panel_drv_data *ddata = to_panel_data(dssdev); - struct omap_dss_device *in = ddata->in; - - if (!omapdss_device_is_connected(dssdev)) - return; - - in->ops.dpi->disconnect(in, dssdev); -} - -static int sharp_ls_enable(struct omap_dss_device *dssdev) -{ - struct panel_drv_data *ddata = to_panel_data(dssdev); - struct omap_dss_device *in = ddata->in; - int r; - - if (!omapdss_device_is_connected(dssdev)) - return -ENODEV; - - if (omapdss_device_is_enabled(dssdev)) - return 0; - - if (ddata->data_lines) - in->ops.dpi->set_data_lines(in, ddata->data_lines); - in->ops.dpi->set_timings(in, &ddata->videomode); - - if (ddata->vcc) { - r = regulator_enable(ddata->vcc); - if (r != 0) - return r; - } - - r = in->ops.dpi->enable(in); - if (r) { - regulator_disable(ddata->vcc); - return r; - } - - /* wait couple of vsyncs until enabling the LCD */ - msleep(50); - - if (ddata->resb_gpio) - gpiod_set_value_cansleep(ddata->resb_gpio, 1); - - if (ddata->ini_gpio) - gpiod_set_value_cansleep(ddata->ini_gpio, 1); - - dssdev->state = OMAP_DSS_DISPLAY_ACTIVE; - - return 0; -} - -static void sharp_ls_disable(struct omap_dss_device *dssdev) -{ - struct panel_drv_data *ddata = to_panel_data(dssdev); - struct omap_dss_device *in = ddata->in; - - if (!omapdss_device_is_enabled(dssdev)) - return; - - if (ddata->ini_gpio) - gpiod_set_value_cansleep(ddata->ini_gpio, 0); - - if (ddata->resb_gpio) - gpiod_set_value_cansleep(ddata->resb_gpio, 0); - - /* wait at least 5 vsyncs after disabling the LCD */ - - msleep(100); - - in->ops.dpi->disable(in); - - if (ddata->vcc) - regulator_disable(ddata->vcc); - - dssdev->state = OMAP_DSS_DISPLAY_DISABLED; -} - -static void sharp_ls_set_timings(struct omap_dss_device *dssdev, - struct omap_video_timings *timings) -{ - struct panel_drv_data *ddata = to_panel_data(dssdev); - struct omap_dss_device *in = ddata->in; - - ddata->videomode = *timings; - dssdev->panel.timings = *timings; - - in->ops.dpi->set_timings(in, timings); -} - -static void sharp_ls_get_timings(struct omap_dss_device *dssdev, - struct omap_video_timings *timings) -{ - struct panel_drv_data *ddata = to_panel_data(dssdev); - - *timings = ddata->videomode; -} - -static int sharp_ls_check_timings(struct omap_dss_device *dssdev, - struct omap_video_timings *timings) -{ - struct panel_drv_data *ddata = to_panel_data(dssdev); - struct omap_dss_device *in = ddata->in; - - return in->ops.dpi->check_timings(in, timings); -} - -static struct omap_dss_driver sharp_ls_ops = { - .connect = sharp_ls_connect, - .disconnect = sharp_ls_disconnect, - - .enable = sharp_ls_enable, - .disable = sharp_ls_disable, - - .set_timings = sharp_ls_set_timings, - .get_timings = sharp_ls_get_timings, - .check_timings = sharp_ls_check_timings, - - .get_resolution = omapdss_default_get_resolution, -}; - -static int sharp_ls_get_gpio(struct device *dev, int gpio, unsigned long flags, - char *desc, struct gpio_desc **gpiod) -{ - struct gpio_desc *gd; - int r; - - *gpiod = NULL; - - r = devm_gpio_request_one(dev, gpio, flags, desc); - if (r) - return r == -ENOENT ? 0 : r; - - gd = gpio_to_desc(gpio); - if (IS_ERR(gd)) - return PTR_ERR(gd) == -ENOENT ? 0 : PTR_ERR(gd); - - *gpiod = gd; - return 0; -} - -static int sharp_ls_probe_pdata(struct platform_device *pdev) -{ - const struct panel_sharp_ls037v7dw01_platform_data *pdata; - struct panel_drv_data *ddata = platform_get_drvdata(pdev); - struct omap_dss_device *dssdev, *in; - int r; - - pdata = dev_get_platdata(&pdev->dev); - - in = omap_dss_find_output(pdata->source); - if (in == NULL) { - dev_err(&pdev->dev, "failed to find video source '%s'\n", - pdata->source); - return -EPROBE_DEFER; - } - - ddata->in = in; - - ddata->data_lines = pdata->data_lines; - - dssdev = &ddata->dssdev; - dssdev->name = pdata->name; - - r = sharp_ls_get_gpio(&pdev->dev, pdata->mo_gpio, GPIOF_OUT_INIT_LOW, - "lcd MO", &ddata->mo_gpio); - if (r) - return r; - r = sharp_ls_get_gpio(&pdev->dev, pdata->lr_gpio, GPIOF_OUT_INIT_HIGH, - "lcd LR", &ddata->lr_gpio); - if (r) - return r; - r = sharp_ls_get_gpio(&pdev->dev, pdata->ud_gpio, GPIOF_OUT_INIT_HIGH, - "lcd UD", &ddata->ud_gpio); - if (r) - return r; - r = sharp_ls_get_gpio(&pdev->dev, pdata->resb_gpio, GPIOF_OUT_INIT_LOW, - "lcd RESB", &ddata->resb_gpio); - if (r) - return r; - r = sharp_ls_get_gpio(&pdev->dev, pdata->ini_gpio, GPIOF_OUT_INIT_LOW, - "lcd INI", &ddata->ini_gpio); - if (r) - return r; - - return 0; -} - -static int sharp_ls_get_gpio_of(struct device *dev, int index, int val, - const char *desc, struct gpio_desc **gpiod) -{ - struct gpio_desc *gd; - - *gpiod = NULL; - - gd = devm_gpiod_get_index(dev, desc, index, GPIOD_OUT_LOW); - if (IS_ERR(gd)) - return PTR_ERR(gd); - - *gpiod = gd; - return 0; -} - -static int sharp_ls_probe_of(struct platform_device *pdev) -{ - struct panel_drv_data *ddata = platform_get_drvdata(pdev); - struct device_node *node = pdev->dev.of_node; - struct omap_dss_device *in; - int r; - - ddata->vcc = devm_regulator_get(&pdev->dev, "envdd"); - if (IS_ERR(ddata->vcc)) { - dev_err(&pdev->dev, "failed to get regulator\n"); - return PTR_ERR(ddata->vcc); - } - - /* lcd INI */ - r = sharp_ls_get_gpio_of(&pdev->dev, 0, 0, "enable", &ddata->ini_gpio); - if (r) - return r; - - /* lcd RESB */ - r = sharp_ls_get_gpio_of(&pdev->dev, 0, 0, "reset", &ddata->resb_gpio); - if (r) - return r; - - /* lcd MO */ - r = sharp_ls_get_gpio_of(&pdev->dev, 0, 0, "mode", &ddata->mo_gpio); - if (r) - return r; - - /* lcd LR */ - r = sharp_ls_get_gpio_of(&pdev->dev, 1, 1, "mode", &ddata->lr_gpio); - if (r) - return r; - - /* lcd UD */ - r = sharp_ls_get_gpio_of(&pdev->dev, 2, 1, "mode", &ddata->ud_gpio); - if (r) - return r; - - in = omapdss_of_find_source_for_first_ep(node); - if (IS_ERR(in)) { - dev_err(&pdev->dev, "failed to find video source\n"); - return PTR_ERR(in); - } - - ddata->in = in; - - return 0; -} - -static int sharp_ls_probe(struct platform_device *pdev) -{ - struct panel_drv_data *ddata; - struct omap_dss_device *dssdev; - int r; - - ddata = devm_kzalloc(&pdev->dev, sizeof(*ddata), GFP_KERNEL); - if (ddata == NULL) - return -ENOMEM; - - platform_set_drvdata(pdev, ddata); - - if (dev_get_platdata(&pdev->dev)) { - r = sharp_ls_probe_pdata(pdev); - if (r) - return r; - } else if (pdev->dev.of_node) { - r = sharp_ls_probe_of(pdev); - if (r) - return r; - } else { - return -ENODEV; - } - - ddata->videomode = sharp_ls_timings; - - dssdev = &ddata->dssdev; - dssdev->dev = &pdev->dev; - dssdev->driver = &sharp_ls_ops; - dssdev->type = OMAP_DISPLAY_TYPE_DPI; - dssdev->owner = THIS_MODULE; - dssdev->panel.timings = ddata->videomode; - dssdev->phy.dpi.data_lines = ddata->data_lines; - - r = omapdss_register_display(dssdev); - if (r) { - dev_err(&pdev->dev, "Failed to register panel\n"); - goto err_reg; - } - - return 0; - -err_reg: - omap_dss_put_device(ddata->in); - return r; -} - -static int __exit sharp_ls_remove(struct platform_device *pdev) -{ - struct panel_drv_data *ddata = platform_get_drvdata(pdev); - struct omap_dss_device *dssdev = &ddata->dssdev; - struct omap_dss_device *in = ddata->in; - - omapdss_unregister_display(dssdev); - - sharp_ls_disable(dssdev); - sharp_ls_disconnect(dssdev); - - omap_dss_put_device(in); - - return 0; -} - -static const struct of_device_id sharp_ls_of_match[] = { - { .compatible = "omapdss,sharp,ls037v7dw01", }, - {}, -}; - -MODULE_DEVICE_TABLE(of, sharp_ls_of_match); - -static struct platform_driver sharp_ls_driver = { - .probe = sharp_ls_probe, - .remove = __exit_p(sharp_ls_remove), - .driver = { - .name = "panel-sharp-ls037v7dw01", - .of_match_table = sharp_ls_of_match, - .suppress_bind_attrs = true, - }, -}; - -module_platform_driver(sharp_ls_driver); - -MODULE_AUTHOR("Tomi Valkeinen <tomi.valkeinen@ti.com>"); -MODULE_DESCRIPTION("Sharp LS037V7DW01 Panel Driver"); -MODULE_LICENSE("GPL"); diff --git a/drivers/video/fbdev/omap2/displays-new/panel-sony-acx565akm.c b/drivers/video/fbdev/omap2/displays-new/panel-sony-acx565akm.c deleted file mode 100644 index 31efcca80..000000000 --- a/drivers/video/fbdev/omap2/displays-new/panel-sony-acx565akm.c +++ /dev/null @@ -1,917 +0,0 @@ -/* - * Sony ACX565AKM LCD Panel driver - * - * Copyright (C) 2010 Nokia Corporation - * - * Original Driver Author: Imre Deak <imre.deak@nokia.com> - * Based on panel-generic.c by Tomi Valkeinen <tomi.valkeinen@nokia.com> - * Adapted to new DSS2 framework: Roger Quadros <roger.quadros@nokia.com> - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published by - * the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, but WITHOUT - * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or - * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for - * more details. - * - * You should have received a copy of the GNU General Public License along with - * this program. If not, see <http://www.gnu.org/licenses/>. - */ - -#include <linux/kernel.h> -#include <linux/module.h> -#include <linux/platform_device.h> -#include <linux/delay.h> -#include <linux/spi/spi.h> -#include <linux/jiffies.h> -#include <linux/sched.h> -#include <linux/backlight.h> -#include <linux/fb.h> -#include <linux/gpio.h> -#include <linux/of.h> -#include <linux/of_gpio.h> - -#include <video/omapdss.h> -#include <video/omap-panel-data.h> - -#define MIPID_CMD_READ_DISP_ID 0x04 -#define MIPID_CMD_READ_RED 0x06 -#define MIPID_CMD_READ_GREEN 0x07 -#define MIPID_CMD_READ_BLUE 0x08 -#define MIPID_CMD_READ_DISP_STATUS 0x09 -#define MIPID_CMD_RDDSDR 0x0F -#define MIPID_CMD_SLEEP_IN 0x10 -#define MIPID_CMD_SLEEP_OUT 0x11 -#define MIPID_CMD_DISP_OFF 0x28 -#define MIPID_CMD_DISP_ON 0x29 -#define MIPID_CMD_WRITE_DISP_BRIGHTNESS 0x51 -#define MIPID_CMD_READ_DISP_BRIGHTNESS 0x52 -#define MIPID_CMD_WRITE_CTRL_DISP 0x53 - -#define CTRL_DISP_BRIGHTNESS_CTRL_ON (1 << 5) -#define CTRL_DISP_AMBIENT_LIGHT_CTRL_ON (1 << 4) -#define CTRL_DISP_BACKLIGHT_ON (1 << 2) -#define CTRL_DISP_AUTO_BRIGHTNESS_ON (1 << 1) - -#define MIPID_CMD_READ_CTRL_DISP 0x54 -#define MIPID_CMD_WRITE_CABC 0x55 -#define MIPID_CMD_READ_CABC 0x56 - -#define MIPID_VER_LPH8923 3 -#define MIPID_VER_LS041Y3 4 -#define MIPID_VER_L4F00311 8 -#define MIPID_VER_ACX565AKM 9 - -struct panel_drv_data { - struct omap_dss_device dssdev; - struct omap_dss_device *in; - - int reset_gpio; - int datapairs; - - struct omap_video_timings videomode; - - char *name; - int enabled; - int model; - int revision; - u8 display_id[3]; - unsigned has_bc:1; - unsigned has_cabc:1; - unsigned cabc_mode; - unsigned long hw_guard_end; /* next value of jiffies - when we can issue the - next sleep in/out command */ - unsigned long hw_guard_wait; /* max guard time in jiffies */ - - struct spi_device *spi; - struct mutex mutex; - - struct backlight_device *bl_dev; -}; - -static const struct omap_video_timings acx565akm_panel_timings = { - .x_res = 800, - .y_res = 480, - .pixelclock = 24000000, - .hfp = 28, - .hsw = 4, - .hbp = 24, - .vfp = 3, - .vsw = 3, - .vbp = 4, - - .vsync_level = OMAPDSS_SIG_ACTIVE_LOW, - .hsync_level = OMAPDSS_SIG_ACTIVE_LOW, - - .data_pclk_edge = OMAPDSS_DRIVE_SIG_RISING_EDGE, - .de_level = OMAPDSS_SIG_ACTIVE_HIGH, - .sync_pclk_edge = OMAPDSS_DRIVE_SIG_FALLING_EDGE, -}; - -#define to_panel_data(p) container_of(p, struct panel_drv_data, dssdev) - -static void acx565akm_transfer(struct panel_drv_data *ddata, int cmd, - const u8 *wbuf, int wlen, u8 *rbuf, int rlen) -{ - struct spi_message m; - struct spi_transfer *x, xfer[5]; - int r; - - BUG_ON(ddata->spi == NULL); - - spi_message_init(&m); - - memset(xfer, 0, sizeof(xfer)); - x = &xfer[0]; - - cmd &= 0xff; - x->tx_buf = &cmd; - x->bits_per_word = 9; - x->len = 2; - - if (rlen > 1 && wlen == 0) { - /* - * Between the command and the response data there is a - * dummy clock cycle. Add an extra bit after the command - * word to account for this. - */ - x->bits_per_word = 10; - cmd <<= 1; - } - spi_message_add_tail(x, &m); - - if (wlen) { - x++; - x->tx_buf = wbuf; - x->len = wlen; - x->bits_per_word = 9; - spi_message_add_tail(x, &m); - } - - if (rlen) { - x++; - x->rx_buf = rbuf; - x->len = rlen; - spi_message_add_tail(x, &m); - } - - r = spi_sync(ddata->spi, &m); - if (r < 0) - dev_dbg(&ddata->spi->dev, "spi_sync %d\n", r); -} - -static inline void acx565akm_cmd(struct panel_drv_data *ddata, int cmd) -{ - acx565akm_transfer(ddata, cmd, NULL, 0, NULL, 0); -} - -static inline void acx565akm_write(struct panel_drv_data *ddata, - int reg, const u8 *buf, int len) -{ - acx565akm_transfer(ddata, reg, buf, len, NULL, 0); -} - -static inline void acx565akm_read(struct panel_drv_data *ddata, - int reg, u8 *buf, int len) -{ - acx565akm_transfer(ddata, reg, NULL, 0, buf, len); -} - -static void hw_guard_start(struct panel_drv_data *ddata, int guard_msec) -{ - ddata->hw_guard_wait = msecs_to_jiffies(guard_msec); - ddata->hw_guard_end = jiffies + ddata->hw_guard_wait; -} - -static void hw_guard_wait(struct panel_drv_data *ddata) -{ - unsigned long wait = ddata->hw_guard_end - jiffies; - - if ((long)wait > 0 && wait <= ddata->hw_guard_wait) { - set_current_state(TASK_UNINTERRUPTIBLE); - schedule_timeout(wait); - } -} - -static void set_sleep_mode(struct panel_drv_data *ddata, int on) -{ - int cmd; - - if (on) - cmd = MIPID_CMD_SLEEP_IN; - else - cmd = MIPID_CMD_SLEEP_OUT; - /* - * We have to keep 120msec between sleep in/out commands. - * (8.2.15, 8.2.16). - */ - hw_guard_wait(ddata); - acx565akm_cmd(ddata, cmd); - hw_guard_start(ddata, 120); -} - -static void set_display_state(struct panel_drv_data *ddata, int enabled) -{ - int cmd = enabled ? MIPID_CMD_DISP_ON : MIPID_CMD_DISP_OFF; - - acx565akm_cmd(ddata, cmd); -} - -static int panel_enabled(struct panel_drv_data *ddata) -{ - u32 disp_status; - int enabled; - - acx565akm_read(ddata, MIPID_CMD_READ_DISP_STATUS, - (u8 *)&disp_status, 4); - disp_status = __be32_to_cpu(disp_status); - enabled = (disp_status & (1 << 17)) && (disp_status & (1 << 10)); - dev_dbg(&ddata->spi->dev, - "LCD panel %senabled by bootloader (status 0x%04x)\n", - enabled ? "" : "not ", disp_status); - return enabled; -} - -static int panel_detect(struct panel_drv_data *ddata) -{ - acx565akm_read(ddata, MIPID_CMD_READ_DISP_ID, ddata->display_id, 3); - dev_dbg(&ddata->spi->dev, "MIPI display ID: %02x%02x%02x\n", - ddata->display_id[0], - ddata->display_id[1], - ddata->display_id[2]); - - switch (ddata->display_id[0]) { - case 0x10: - ddata->model = MIPID_VER_ACX565AKM; - ddata->name = "acx565akm"; - ddata->has_bc = 1; - ddata->has_cabc = 1; - break; - case 0x29: - ddata->model = MIPID_VER_L4F00311; - ddata->name = "l4f00311"; - break; - case 0x45: - ddata->model = MIPID_VER_LPH8923; - ddata->name = "lph8923"; - break; - case 0x83: - ddata->model = MIPID_VER_LS041Y3; - ddata->name = "ls041y3"; - break; - default: - ddata->name = "unknown"; - dev_err(&ddata->spi->dev, "invalid display ID\n"); - return -ENODEV; - } - - ddata->revision = ddata->display_id[1]; - - dev_info(&ddata->spi->dev, "omapfb: %s rev %02x LCD detected\n", - ddata->name, ddata->revision); - - return 0; -} - -/*----------------------Backlight Control-------------------------*/ - -static void enable_backlight_ctrl(struct panel_drv_data *ddata, int enable) -{ - u16 ctrl; - - acx565akm_read(ddata, MIPID_CMD_READ_CTRL_DISP, (u8 *)&ctrl, 1); - if (enable) { - ctrl |= CTRL_DISP_BRIGHTNESS_CTRL_ON | - CTRL_DISP_BACKLIGHT_ON; - } else { - ctrl &= ~(CTRL_DISP_BRIGHTNESS_CTRL_ON | - CTRL_DISP_BACKLIGHT_ON); - } - - ctrl |= 1 << 8; - acx565akm_write(ddata, MIPID_CMD_WRITE_CTRL_DISP, (u8 *)&ctrl, 2); -} - -static void set_cabc_mode(struct panel_drv_data *ddata, unsigned mode) -{ - u16 cabc_ctrl; - - ddata->cabc_mode = mode; - if (!ddata->enabled) - return; - cabc_ctrl = 0; - acx565akm_read(ddata, MIPID_CMD_READ_CABC, (u8 *)&cabc_ctrl, 1); - cabc_ctrl &= ~3; - cabc_ctrl |= (1 << 8) | (mode & 3); - acx565akm_write(ddata, MIPID_CMD_WRITE_CABC, (u8 *)&cabc_ctrl, 2); -} - -static unsigned get_cabc_mode(struct panel_drv_data *ddata) -{ - return ddata->cabc_mode; -} - -static unsigned get_hw_cabc_mode(struct panel_drv_data *ddata) -{ - u8 cabc_ctrl; - - acx565akm_read(ddata, MIPID_CMD_READ_CABC, &cabc_ctrl, 1); - return cabc_ctrl & 3; -} - -static void acx565akm_set_brightness(struct panel_drv_data *ddata, int level) -{ - int bv; - - bv = level | (1 << 8); - acx565akm_write(ddata, MIPID_CMD_WRITE_DISP_BRIGHTNESS, (u8 *)&bv, 2); - - if (level) - enable_backlight_ctrl(ddata, 1); - else - enable_backlight_ctrl(ddata, 0); -} - -static int acx565akm_get_actual_brightness(struct panel_drv_data *ddata) -{ - u8 bv; - - acx565akm_read(ddata, MIPID_CMD_READ_DISP_BRIGHTNESS, &bv, 1); - - return bv; -} - - -static int acx565akm_bl_update_status(struct backlight_device *dev) -{ - struct panel_drv_data *ddata = dev_get_drvdata(&dev->dev); - int level; - - dev_dbg(&ddata->spi->dev, "%s\n", __func__); - - if (dev->props.fb_blank == FB_BLANK_UNBLANK && - dev->props.power == FB_BLANK_UNBLANK) - level = dev->props.brightness; - else - level = 0; - - if (ddata->has_bc) - acx565akm_set_brightness(ddata, level); - else - return -ENODEV; - - return 0; -} - -static int acx565akm_bl_get_intensity(struct backlight_device *dev) -{ - struct panel_drv_data *ddata = dev_get_drvdata(&dev->dev); - - dev_dbg(&dev->dev, "%s\n", __func__); - - if (!ddata->has_bc) - return -ENODEV; - - if (dev->props.fb_blank == FB_BLANK_UNBLANK && - dev->props.power == FB_BLANK_UNBLANK) { - if (ddata->has_bc) - return acx565akm_get_actual_brightness(ddata); - else - return dev->props.brightness; - } - - return 0; -} - -static int acx565akm_bl_update_status_locked(struct backlight_device *dev) -{ - struct panel_drv_data *ddata = dev_get_drvdata(&dev->dev); - int r; - - mutex_lock(&ddata->mutex); - r = acx565akm_bl_update_status(dev); - mutex_unlock(&ddata->mutex); - - return r; -} - -static int acx565akm_bl_get_intensity_locked(struct backlight_device *dev) -{ - struct panel_drv_data *ddata = dev_get_drvdata(&dev->dev); - int r; - - mutex_lock(&ddata->mutex); - r = acx565akm_bl_get_intensity(dev); - mutex_unlock(&ddata->mutex); - - return r; -} - -static const struct backlight_ops acx565akm_bl_ops = { - .get_brightness = acx565akm_bl_get_intensity_locked, - .update_status = acx565akm_bl_update_status_locked, -}; - -/*--------------------Auto Brightness control via Sysfs---------------------*/ - -static const char * const cabc_modes[] = { - "off", /* always used when CABC is not supported */ - "ui", - "still-image", - "moving-image", -}; - -static ssize_t show_cabc_mode(struct device *dev, - struct device_attribute *attr, - char *buf) -{ - struct panel_drv_data *ddata = dev_get_drvdata(dev); - const char *mode_str; - int mode; - int len; - - if (!ddata->has_cabc) - mode = 0; - else - mode = get_cabc_mode(ddata); - mode_str = "unknown"; - if (mode >= 0 && mode < ARRAY_SIZE(cabc_modes)) - mode_str = cabc_modes[mode]; - len = snprintf(buf, PAGE_SIZE, "%s\n", mode_str); - - return len < PAGE_SIZE - 1 ? len : PAGE_SIZE - 1; -} - -static ssize_t store_cabc_mode(struct device *dev, - struct device_attribute *attr, - const char *buf, size_t count) -{ - struct panel_drv_data *ddata = dev_get_drvdata(dev); - int i; - - for (i = 0; i < ARRAY_SIZE(cabc_modes); i++) { - const char *mode_str = cabc_modes[i]; - int cmp_len = strlen(mode_str); - - if (count > 0 && buf[count - 1] == '\n') - count--; - if (count != cmp_len) - continue; - - if (strncmp(buf, mode_str, cmp_len) == 0) - break; - } - - if (i == ARRAY_SIZE(cabc_modes)) - return -EINVAL; - - if (!ddata->has_cabc && i != 0) - return -EINVAL; - - mutex_lock(&ddata->mutex); - set_cabc_mode(ddata, i); - mutex_unlock(&ddata->mutex); - - return count; -} - -static ssize_t show_cabc_available_modes(struct device *dev, - struct device_attribute *attr, - char *buf) -{ - struct panel_drv_data *ddata = dev_get_drvdata(dev); - int len; - int i; - - if (!ddata->has_cabc) - return snprintf(buf, PAGE_SIZE, "%s\n", cabc_modes[0]); - - for (i = 0, len = 0; - len < PAGE_SIZE && i < ARRAY_SIZE(cabc_modes); i++) - len += snprintf(&buf[len], PAGE_SIZE - len, "%s%s%s", - i ? " " : "", cabc_modes[i], - i == ARRAY_SIZE(cabc_modes) - 1 ? "\n" : ""); - - return len < PAGE_SIZE ? len : PAGE_SIZE - 1; -} - -static DEVICE_ATTR(cabc_mode, S_IRUGO | S_IWUSR, - show_cabc_mode, store_cabc_mode); -static DEVICE_ATTR(cabc_available_modes, S_IRUGO, - show_cabc_available_modes, NULL); - -static struct attribute *bldev_attrs[] = { - &dev_attr_cabc_mode.attr, - &dev_attr_cabc_available_modes.attr, - NULL, -}; - -static struct attribute_group bldev_attr_group = { - .attrs = bldev_attrs, -}; - -static int acx565akm_connect(struct omap_dss_device *dssdev) -{ - struct panel_drv_data *ddata = to_panel_data(dssdev); - struct omap_dss_device *in = ddata->in; - int r; - - if (omapdss_device_is_connected(dssdev)) - return 0; - - r = in->ops.sdi->connect(in, dssdev); - if (r) - return r; - - return 0; -} - -static void acx565akm_disconnect(struct omap_dss_device *dssdev) -{ - struct panel_drv_data *ddata = to_panel_data(dssdev); - struct omap_dss_device *in = ddata->in; - - if (!omapdss_device_is_connected(dssdev)) - return; - - in->ops.sdi->disconnect(in, dssdev); -} - -static int acx565akm_panel_power_on(struct omap_dss_device *dssdev) -{ - struct panel_drv_data *ddata = to_panel_data(dssdev); - struct omap_dss_device *in = ddata->in; - int r; - - dev_dbg(&ddata->spi->dev, "%s\n", __func__); - - in->ops.sdi->set_timings(in, &ddata->videomode); - - if (ddata->datapairs > 0) - in->ops.sdi->set_datapairs(in, ddata->datapairs); - - r = in->ops.sdi->enable(in); - if (r) { - pr_err("%s sdi enable failed\n", __func__); - return r; - } - - /*FIXME tweak me */ - msleep(50); - - if (gpio_is_valid(ddata->reset_gpio)) - gpio_set_value(ddata->reset_gpio, 1); - - if (ddata->enabled) { - dev_dbg(&ddata->spi->dev, "panel already enabled\n"); - return 0; - } - - /* - * We have to meet all the following delay requirements: - * 1. tRW: reset pulse width 10usec (7.12.1) - * 2. tRT: reset cancel time 5msec (7.12.1) - * 3. Providing PCLK,HS,VS signals for 2 frames = ~50msec worst - * case (7.6.2) - * 4. 120msec before the sleep out command (7.12.1) - */ - msleep(120); - - set_sleep_mode(ddata, 0); - ddata->enabled = 1; - - /* 5msec between sleep out and the next command. (8.2.16) */ - usleep_range(5000, 10000); - set_display_state(ddata, 1); - set_cabc_mode(ddata, ddata->cabc_mode); - - return acx565akm_bl_update_status(ddata->bl_dev); -} - -static void acx565akm_panel_power_off(struct omap_dss_device *dssdev) -{ - struct panel_drv_data *ddata = to_panel_data(dssdev); - struct omap_dss_device *in = ddata->in; - - dev_dbg(dssdev->dev, "%s\n", __func__); - - if (!ddata->enabled) - return; - - set_display_state(ddata, 0); - set_sleep_mode(ddata, 1); - ddata->enabled = 0; - /* - * We have to provide PCLK,HS,VS signals for 2 frames (worst case - * ~50msec) after sending the sleep in command and asserting the - * reset signal. We probably could assert the reset w/o the delay - * but we still delay to avoid possible artifacts. (7.6.1) - */ - msleep(50); - - if (gpio_is_valid(ddata->reset_gpio)) - gpio_set_value(ddata->reset_gpio, 0); - - /* FIXME need to tweak this delay */ - msleep(100); - - in->ops.sdi->disable(in); -} - -static int acx565akm_enable(struct omap_dss_device *dssdev) -{ - struct panel_drv_data *ddata = to_panel_data(dssdev); - int r; - - dev_dbg(dssdev->dev, "%s\n", __func__); - - if (!omapdss_device_is_connected(dssdev)) - return -ENODEV; - - if (omapdss_device_is_enabled(dssdev)) - return 0; - - mutex_lock(&ddata->mutex); - r = acx565akm_panel_power_on(dssdev); - mutex_unlock(&ddata->mutex); - if (r) - return r; - - dssdev->state = OMAP_DSS_DISPLAY_ACTIVE; - - return 0; -} - -static void acx565akm_disable(struct omap_dss_device *dssdev) -{ - struct panel_drv_data *ddata = to_panel_data(dssdev); - - dev_dbg(dssdev->dev, "%s\n", __func__); - - if (!omapdss_device_is_enabled(dssdev)) - return; - - mutex_lock(&ddata->mutex); - acx565akm_panel_power_off(dssdev); - mutex_unlock(&ddata->mutex); - - dssdev->state = OMAP_DSS_DISPLAY_DISABLED; -} - -static void acx565akm_set_timings(struct omap_dss_device *dssdev, - struct omap_video_timings *timings) -{ - struct panel_drv_data *ddata = to_panel_data(dssdev); - struct omap_dss_device *in = ddata->in; - - ddata->videomode = *timings; - dssdev->panel.timings = *timings; - - in->ops.sdi->set_timings(in, timings); -} - -static void acx565akm_get_timings(struct omap_dss_device *dssdev, - struct omap_video_timings *timings) -{ - struct panel_drv_data *ddata = to_panel_data(dssdev); - - *timings = ddata->videomode; -} - -static int acx565akm_check_timings(struct omap_dss_device *dssdev, - struct omap_video_timings *timings) -{ - struct panel_drv_data *ddata = to_panel_data(dssdev); - struct omap_dss_device *in = ddata->in; - - return in->ops.sdi->check_timings(in, timings); -} - -static struct omap_dss_driver acx565akm_ops = { - .connect = acx565akm_connect, - .disconnect = acx565akm_disconnect, - - .enable = acx565akm_enable, - .disable = acx565akm_disable, - - .set_timings = acx565akm_set_timings, - .get_timings = acx565akm_get_timings, - .check_timings = acx565akm_check_timings, - - .get_resolution = omapdss_default_get_resolution, -}; - -static int acx565akm_probe_pdata(struct spi_device *spi) -{ - const struct panel_acx565akm_platform_data *pdata; - struct panel_drv_data *ddata = dev_get_drvdata(&spi->dev); - struct omap_dss_device *dssdev, *in; - - pdata = dev_get_platdata(&spi->dev); - - ddata->reset_gpio = pdata->reset_gpio; - - in = omap_dss_find_output(pdata->source); - if (in == NULL) { - dev_err(&spi->dev, "failed to find video source '%s'\n", - pdata->source); - return -EPROBE_DEFER; - } - ddata->in = in; - - ddata->datapairs = pdata->datapairs; - - dssdev = &ddata->dssdev; - dssdev->name = pdata->name; - - return 0; -} - -static int acx565akm_probe_of(struct spi_device *spi) -{ - struct panel_drv_data *ddata = dev_get_drvdata(&spi->dev); - struct device_node *np = spi->dev.of_node; - - ddata->reset_gpio = of_get_named_gpio(np, "reset-gpios", 0); - - ddata->in = omapdss_of_find_source_for_first_ep(np); - if (IS_ERR(ddata->in)) { - dev_err(&spi->dev, "failed to find video source\n"); - return PTR_ERR(ddata->in); - } - - return 0; -} - -static int acx565akm_probe(struct spi_device *spi) -{ - struct panel_drv_data *ddata; - struct omap_dss_device *dssdev; - struct backlight_device *bldev; - int max_brightness, brightness; - struct backlight_properties props; - int r; - - dev_dbg(&spi->dev, "%s\n", __func__); - - spi->mode = SPI_MODE_3; - - ddata = devm_kzalloc(&spi->dev, sizeof(*ddata), GFP_KERNEL); - if (ddata == NULL) - return -ENOMEM; - - dev_set_drvdata(&spi->dev, ddata); - - ddata->spi = spi; - - mutex_init(&ddata->mutex); - - if (dev_get_platdata(&spi->dev)) { - r = acx565akm_probe_pdata(spi); - if (r) - return r; - } else if (spi->dev.of_node) { - r = acx565akm_probe_of(spi); - if (r) - return r; - } else { - dev_err(&spi->dev, "platform data missing!\n"); - return -ENODEV; - } - - if (gpio_is_valid(ddata->reset_gpio)) { - r = devm_gpio_request_one(&spi->dev, ddata->reset_gpio, - GPIOF_OUT_INIT_LOW, "lcd reset"); - if (r) - goto err_gpio; - } - - if (gpio_is_valid(ddata->reset_gpio)) - gpio_set_value(ddata->reset_gpio, 1); - - /* - * After reset we have to wait 5 msec before the first - * command can be sent. - */ - usleep_range(5000, 10000); - - ddata->enabled = panel_enabled(ddata); - - r = panel_detect(ddata); - - if (!ddata->enabled && gpio_is_valid(ddata->reset_gpio)) - gpio_set_value(ddata->reset_gpio, 0); - - if (r) { - dev_err(&spi->dev, "%s panel detect error\n", __func__); - goto err_detect; - } - - memset(&props, 0, sizeof(props)); - props.fb_blank = FB_BLANK_UNBLANK; - props.power = FB_BLANK_UNBLANK; - props.type = BACKLIGHT_RAW; - - bldev = backlight_device_register("acx565akm", &ddata->spi->dev, - ddata, &acx565akm_bl_ops, &props); - if (IS_ERR(bldev)) { - r = PTR_ERR(bldev); - goto err_reg_bl; - } - ddata->bl_dev = bldev; - if (ddata->has_cabc) { - r = sysfs_create_group(&bldev->dev.kobj, &bldev_attr_group); - if (r) { - dev_err(&bldev->dev, - "%s failed to create sysfs files\n", __func__); - goto err_sysfs; - } - ddata->cabc_mode = get_hw_cabc_mode(ddata); - } - - max_brightness = 255; - - if (ddata->has_bc) - brightness = acx565akm_get_actual_brightness(ddata); - else - brightness = 0; - - bldev->props.max_brightness = max_brightness; - bldev->props.brightness = brightness; - - acx565akm_bl_update_status(bldev); - - - ddata->videomode = acx565akm_panel_timings; - - dssdev = &ddata->dssdev; - dssdev->dev = &spi->dev; - dssdev->driver = &acx565akm_ops; - dssdev->type = OMAP_DISPLAY_TYPE_SDI; - dssdev->owner = THIS_MODULE; - dssdev->panel.timings = ddata->videomode; - - r = omapdss_register_display(dssdev); - if (r) { - dev_err(&spi->dev, "Failed to register panel\n"); - goto err_reg; - } - - return 0; - -err_reg: - sysfs_remove_group(&bldev->dev.kobj, &bldev_attr_group); -err_sysfs: - backlight_device_unregister(bldev); -err_reg_bl: -err_detect: -err_gpio: - omap_dss_put_device(ddata->in); - return r; -} - -static int acx565akm_remove(struct spi_device *spi) -{ - struct panel_drv_data *ddata = dev_get_drvdata(&spi->dev); - struct omap_dss_device *dssdev = &ddata->dssdev; - struct omap_dss_device *in = ddata->in; - - dev_dbg(&ddata->spi->dev, "%s\n", __func__); - - sysfs_remove_group(&ddata->bl_dev->dev.kobj, &bldev_attr_group); - backlight_device_unregister(ddata->bl_dev); - - omapdss_unregister_display(dssdev); - - acx565akm_disable(dssdev); - acx565akm_disconnect(dssdev); - - omap_dss_put_device(in); - - return 0; -} - -static const struct of_device_id acx565akm_of_match[] = { - { .compatible = "omapdss,sony,acx565akm", }, - {}, -}; -MODULE_DEVICE_TABLE(of, acx565akm_of_match); - -static struct spi_driver acx565akm_driver = { - .driver = { - .name = "acx565akm", - .of_match_table = acx565akm_of_match, - .suppress_bind_attrs = true, - }, - .probe = acx565akm_probe, - .remove = acx565akm_remove, -}; - -module_spi_driver(acx565akm_driver); - -MODULE_AUTHOR("Nokia Corporation"); -MODULE_DESCRIPTION("acx565akm LCD Driver"); -MODULE_LICENSE("GPL"); diff --git a/drivers/video/fbdev/omap2/displays-new/panel-tpo-td028ttec1.c b/drivers/video/fbdev/omap2/displays-new/panel-tpo-td028ttec1.c deleted file mode 100644 index 4d657f3ab..000000000 --- a/drivers/video/fbdev/omap2/displays-new/panel-tpo-td028ttec1.c +++ /dev/null @@ -1,511 +0,0 @@ -/* - * Toppoly TD028TTEC1 panel support - * - * Copyright (C) 2008 Nokia Corporation - * Author: Tomi Valkeinen <tomi.valkeinen@nokia.com> - * - * Neo 1973 code (jbt6k74.c): - * Copyright (C) 2006-2007 by OpenMoko, Inc. - * Author: Harald Welte <laforge@openmoko.org> - * - * Ported and adapted from Neo 1973 U-Boot by: - * H. Nikolaus Schaller <hns@goldelico.com> - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published by - * the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, but WITHOUT - * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or - * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for - * more details. - * - * You should have received a copy of the GNU General Public License along with - * this program. If not, see <http://www.gnu.org/licenses/>. - */ - -#include <linux/module.h> -#include <linux/delay.h> -#include <linux/spi/spi.h> -#include <linux/gpio.h> -#include <video/omapdss.h> -#include <video/omap-panel-data.h> - -struct panel_drv_data { - struct omap_dss_device dssdev; - struct omap_dss_device *in; - - int data_lines; - - struct omap_video_timings videomode; - - struct spi_device *spi_dev; -}; - -static struct omap_video_timings td028ttec1_panel_timings = { - .x_res = 480, - .y_res = 640, - .pixelclock = 22153000, - .hfp = 24, - .hsw = 8, - .hbp = 8, - .vfp = 4, - .vsw = 2, - .vbp = 2, - - .vsync_level = OMAPDSS_SIG_ACTIVE_LOW, - .hsync_level = OMAPDSS_SIG_ACTIVE_LOW, - - .data_pclk_edge = OMAPDSS_DRIVE_SIG_FALLING_EDGE, - .de_level = OMAPDSS_SIG_ACTIVE_HIGH, - .sync_pclk_edge = OMAPDSS_DRIVE_SIG_RISING_EDGE, -}; - -#define JBT_COMMAND 0x000 -#define JBT_DATA 0x100 - -static int jbt_ret_write_0(struct panel_drv_data *ddata, u8 reg) -{ - int rc; - u16 tx_buf = JBT_COMMAND | reg; - - rc = spi_write(ddata->spi_dev, (u8 *)&tx_buf, - 1*sizeof(u16)); - if (rc != 0) - dev_err(&ddata->spi_dev->dev, - "jbt_ret_write_0 spi_write ret %d\n", rc); - - return rc; -} - -static int jbt_reg_write_1(struct panel_drv_data *ddata, u8 reg, u8 data) -{ - int rc; - u16 tx_buf[2]; - - tx_buf[0] = JBT_COMMAND | reg; - tx_buf[1] = JBT_DATA | data; - rc = spi_write(ddata->spi_dev, (u8 *)tx_buf, - 2*sizeof(u16)); - if (rc != 0) - dev_err(&ddata->spi_dev->dev, - "jbt_reg_write_1 spi_write ret %d\n", rc); - - return rc; -} - -static int jbt_reg_write_2(struct panel_drv_data *ddata, u8 reg, u16 data) -{ - int rc; - u16 tx_buf[3]; - - tx_buf[0] = JBT_COMMAND | reg; - tx_buf[1] = JBT_DATA | (data >> 8); - tx_buf[2] = JBT_DATA | (data & 0xff); - - rc = spi_write(ddata->spi_dev, (u8 *)tx_buf, - 3*sizeof(u16)); - - if (rc != 0) - dev_err(&ddata->spi_dev->dev, - "jbt_reg_write_2 spi_write ret %d\n", rc); - - return rc; -} - -enum jbt_register { - JBT_REG_SLEEP_IN = 0x10, - JBT_REG_SLEEP_OUT = 0x11, - - JBT_REG_DISPLAY_OFF = 0x28, - JBT_REG_DISPLAY_ON = 0x29, - - JBT_REG_RGB_FORMAT = 0x3a, - JBT_REG_QUAD_RATE = 0x3b, - - JBT_REG_POWER_ON_OFF = 0xb0, - JBT_REG_BOOSTER_OP = 0xb1, - JBT_REG_BOOSTER_MODE = 0xb2, - JBT_REG_BOOSTER_FREQ = 0xb3, - JBT_REG_OPAMP_SYSCLK = 0xb4, - JBT_REG_VSC_VOLTAGE = 0xb5, - JBT_REG_VCOM_VOLTAGE = 0xb6, - JBT_REG_EXT_DISPL = 0xb7, - JBT_REG_OUTPUT_CONTROL = 0xb8, - JBT_REG_DCCLK_DCEV = 0xb9, - JBT_REG_DISPLAY_MODE1 = 0xba, - JBT_REG_DISPLAY_MODE2 = 0xbb, - JBT_REG_DISPLAY_MODE = 0xbc, - JBT_REG_ASW_SLEW = 0xbd, - JBT_REG_DUMMY_DISPLAY = 0xbe, - JBT_REG_DRIVE_SYSTEM = 0xbf, - - JBT_REG_SLEEP_OUT_FR_A = 0xc0, - JBT_REG_SLEEP_OUT_FR_B = 0xc1, - JBT_REG_SLEEP_OUT_FR_C = 0xc2, - JBT_REG_SLEEP_IN_LCCNT_D = 0xc3, - JBT_REG_SLEEP_IN_LCCNT_E = 0xc4, - JBT_REG_SLEEP_IN_LCCNT_F = 0xc5, - JBT_REG_SLEEP_IN_LCCNT_G = 0xc6, - - JBT_REG_GAMMA1_FINE_1 = 0xc7, - JBT_REG_GAMMA1_FINE_2 = 0xc8, - JBT_REG_GAMMA1_INCLINATION = 0xc9, - JBT_REG_GAMMA1_BLUE_OFFSET = 0xca, - - JBT_REG_BLANK_CONTROL = 0xcf, - JBT_REG_BLANK_TH_TV = 0xd0, - JBT_REG_CKV_ON_OFF = 0xd1, - JBT_REG_CKV_1_2 = 0xd2, - JBT_REG_OEV_TIMING = 0xd3, - JBT_REG_ASW_TIMING_1 = 0xd4, - JBT_REG_ASW_TIMING_2 = 0xd5, - - JBT_REG_HCLOCK_VGA = 0xec, - JBT_REG_HCLOCK_QVGA = 0xed, -}; - -#define to_panel_data(p) container_of(p, struct panel_drv_data, dssdev) - -static int td028ttec1_panel_connect(struct omap_dss_device *dssdev) -{ - struct panel_drv_data *ddata = to_panel_data(dssdev); - struct omap_dss_device *in = ddata->in; - int r; - - if (omapdss_device_is_connected(dssdev)) - return 0; - - r = in->ops.dpi->connect(in, dssdev); - if (r) - return r; - - return 0; -} - -static void td028ttec1_panel_disconnect(struct omap_dss_device *dssdev) -{ - struct panel_drv_data *ddata = to_panel_data(dssdev); - struct omap_dss_device *in = ddata->in; - - if (!omapdss_device_is_connected(dssdev)) - return; - - in->ops.dpi->disconnect(in, dssdev); -} - -static int td028ttec1_panel_enable(struct omap_dss_device *dssdev) -{ - struct panel_drv_data *ddata = to_panel_data(dssdev); - struct omap_dss_device *in = ddata->in; - int r; - - if (!omapdss_device_is_connected(dssdev)) - return -ENODEV; - - if (omapdss_device_is_enabled(dssdev)) - return 0; - - if (ddata->data_lines) - in->ops.dpi->set_data_lines(in, ddata->data_lines); - in->ops.dpi->set_timings(in, &ddata->videomode); - - r = in->ops.dpi->enable(in); - if (r) - return r; - - dev_dbg(dssdev->dev, "td028ttec1_panel_enable() - state %d\n", - dssdev->state); - - /* three times command zero */ - r |= jbt_ret_write_0(ddata, 0x00); - usleep_range(1000, 2000); - r |= jbt_ret_write_0(ddata, 0x00); - usleep_range(1000, 2000); - r |= jbt_ret_write_0(ddata, 0x00); - usleep_range(1000, 2000); - - if (r) { - dev_warn(dssdev->dev, "transfer error\n"); - goto transfer_err; - } - - /* deep standby out */ - r |= jbt_reg_write_1(ddata, JBT_REG_POWER_ON_OFF, 0x17); - - /* RGB I/F on, RAM write off, QVGA through, SIGCON enable */ - r |= jbt_reg_write_1(ddata, JBT_REG_DISPLAY_MODE, 0x80); - - /* Quad mode off */ - r |= jbt_reg_write_1(ddata, JBT_REG_QUAD_RATE, 0x00); - - /* AVDD on, XVDD on */ - r |= jbt_reg_write_1(ddata, JBT_REG_POWER_ON_OFF, 0x16); - - /* Output control */ - r |= jbt_reg_write_2(ddata, JBT_REG_OUTPUT_CONTROL, 0xfff9); - - /* Sleep mode off */ - r |= jbt_ret_write_0(ddata, JBT_REG_SLEEP_OUT); - - /* at this point we have like 50% grey */ - - /* initialize register set */ - r |= jbt_reg_write_1(ddata, JBT_REG_DISPLAY_MODE1, 0x01); - r |= jbt_reg_write_1(ddata, JBT_REG_DISPLAY_MODE2, 0x00); - r |= jbt_reg_write_1(ddata, JBT_REG_RGB_FORMAT, 0x60); - r |= jbt_reg_write_1(ddata, JBT_REG_DRIVE_SYSTEM, 0x10); - r |= jbt_reg_write_1(ddata, JBT_REG_BOOSTER_OP, 0x56); - r |= jbt_reg_write_1(ddata, JBT_REG_BOOSTER_MODE, 0x33); - r |= jbt_reg_write_1(ddata, JBT_REG_BOOSTER_FREQ, 0x11); - r |= jbt_reg_write_1(ddata, JBT_REG_BOOSTER_FREQ, 0x11); - r |= jbt_reg_write_1(ddata, JBT_REG_OPAMP_SYSCLK, 0x02); - r |= jbt_reg_write_1(ddata, JBT_REG_VSC_VOLTAGE, 0x2b); - r |= jbt_reg_write_1(ddata, JBT_REG_VCOM_VOLTAGE, 0x40); - r |= jbt_reg_write_1(ddata, JBT_REG_EXT_DISPL, 0x03); - r |= jbt_reg_write_1(ddata, JBT_REG_DCCLK_DCEV, 0x04); - /* - * default of 0x02 in JBT_REG_ASW_SLEW responsible for 72Hz requirement - * to avoid red / blue flicker - */ - r |= jbt_reg_write_1(ddata, JBT_REG_ASW_SLEW, 0x04); - r |= jbt_reg_write_1(ddata, JBT_REG_DUMMY_DISPLAY, 0x00); - - r |= jbt_reg_write_1(ddata, JBT_REG_SLEEP_OUT_FR_A, 0x11); - r |= jbt_reg_write_1(ddata, JBT_REG_SLEEP_OUT_FR_B, 0x11); - r |= jbt_reg_write_1(ddata, JBT_REG_SLEEP_OUT_FR_C, 0x11); - r |= jbt_reg_write_2(ddata, JBT_REG_SLEEP_IN_LCCNT_D, 0x2040); - r |= jbt_reg_write_2(ddata, JBT_REG_SLEEP_IN_LCCNT_E, 0x60c0); - r |= jbt_reg_write_2(ddata, JBT_REG_SLEEP_IN_LCCNT_F, 0x1020); - r |= jbt_reg_write_2(ddata, JBT_REG_SLEEP_IN_LCCNT_G, 0x60c0); - - r |= jbt_reg_write_2(ddata, JBT_REG_GAMMA1_FINE_1, 0x5533); - r |= jbt_reg_write_1(ddata, JBT_REG_GAMMA1_FINE_2, 0x00); - r |= jbt_reg_write_1(ddata, JBT_REG_GAMMA1_INCLINATION, 0x00); - r |= jbt_reg_write_1(ddata, JBT_REG_GAMMA1_BLUE_OFFSET, 0x00); - - r |= jbt_reg_write_2(ddata, JBT_REG_HCLOCK_VGA, 0x1f0); - r |= jbt_reg_write_1(ddata, JBT_REG_BLANK_CONTROL, 0x02); - r |= jbt_reg_write_2(ddata, JBT_REG_BLANK_TH_TV, 0x0804); - - r |= jbt_reg_write_1(ddata, JBT_REG_CKV_ON_OFF, 0x01); - r |= jbt_reg_write_2(ddata, JBT_REG_CKV_1_2, 0x0000); - - r |= jbt_reg_write_2(ddata, JBT_REG_OEV_TIMING, 0x0d0e); - r |= jbt_reg_write_2(ddata, JBT_REG_ASW_TIMING_1, 0x11a4); - r |= jbt_reg_write_1(ddata, JBT_REG_ASW_TIMING_2, 0x0e); - - r |= jbt_ret_write_0(ddata, JBT_REG_DISPLAY_ON); - - dssdev->state = OMAP_DSS_DISPLAY_ACTIVE; - -transfer_err: - - return r ? -EIO : 0; -} - -static void td028ttec1_panel_disable(struct omap_dss_device *dssdev) -{ - struct panel_drv_data *ddata = to_panel_data(dssdev); - struct omap_dss_device *in = ddata->in; - - if (!omapdss_device_is_enabled(dssdev)) - return; - - dev_dbg(dssdev->dev, "td028ttec1_panel_disable()\n"); - - jbt_ret_write_0(ddata, JBT_REG_DISPLAY_OFF); - jbt_reg_write_2(ddata, JBT_REG_OUTPUT_CONTROL, 0x8002); - jbt_ret_write_0(ddata, JBT_REG_SLEEP_IN); - jbt_reg_write_1(ddata, JBT_REG_POWER_ON_OFF, 0x00); - - in->ops.dpi->disable(in); - - dssdev->state = OMAP_DSS_DISPLAY_DISABLED; -} - -static void td028ttec1_panel_set_timings(struct omap_dss_device *dssdev, - struct omap_video_timings *timings) -{ - struct panel_drv_data *ddata = to_panel_data(dssdev); - struct omap_dss_device *in = ddata->in; - - ddata->videomode = *timings; - dssdev->panel.timings = *timings; - - in->ops.dpi->set_timings(in, timings); -} - -static void td028ttec1_panel_get_timings(struct omap_dss_device *dssdev, - struct omap_video_timings *timings) -{ - struct panel_drv_data *ddata = to_panel_data(dssdev); - - *timings = ddata->videomode; -} - -static int td028ttec1_panel_check_timings(struct omap_dss_device *dssdev, - struct omap_video_timings *timings) -{ - struct panel_drv_data *ddata = to_panel_data(dssdev); - struct omap_dss_device *in = ddata->in; - - return in->ops.dpi->check_timings(in, timings); -} - -static struct omap_dss_driver td028ttec1_ops = { - .connect = td028ttec1_panel_connect, - .disconnect = td028ttec1_panel_disconnect, - - .enable = td028ttec1_panel_enable, - .disable = td028ttec1_panel_disable, - - .set_timings = td028ttec1_panel_set_timings, - .get_timings = td028ttec1_panel_get_timings, - .check_timings = td028ttec1_panel_check_timings, -}; - -static int td028ttec1_panel_probe_pdata(struct spi_device *spi) -{ - const struct panel_tpo_td028ttec1_platform_data *pdata; - struct panel_drv_data *ddata = dev_get_drvdata(&spi->dev); - struct omap_dss_device *dssdev, *in; - - pdata = dev_get_platdata(&spi->dev); - - in = omap_dss_find_output(pdata->source); - if (in == NULL) { - dev_err(&spi->dev, "failed to find video source '%s'\n", - pdata->source); - return -EPROBE_DEFER; - } - - ddata->in = in; - - ddata->data_lines = pdata->data_lines; - - dssdev = &ddata->dssdev; - dssdev->name = pdata->name; - - return 0; -} - -static int td028ttec1_probe_of(struct spi_device *spi) -{ - struct device_node *node = spi->dev.of_node; - struct panel_drv_data *ddata = dev_get_drvdata(&spi->dev); - struct omap_dss_device *in; - - in = omapdss_of_find_source_for_first_ep(node); - if (IS_ERR(in)) { - dev_err(&spi->dev, "failed to find video source\n"); - return PTR_ERR(in); - } - - ddata->in = in; - - return 0; -} - -static int td028ttec1_panel_probe(struct spi_device *spi) -{ - struct panel_drv_data *ddata; - struct omap_dss_device *dssdev; - int r; - - dev_dbg(&spi->dev, "%s\n", __func__); - - spi->bits_per_word = 9; - spi->mode = SPI_MODE_3; - - r = spi_setup(spi); - if (r < 0) { - dev_err(&spi->dev, "spi_setup failed: %d\n", r); - return r; - } - - ddata = devm_kzalloc(&spi->dev, sizeof(*ddata), GFP_KERNEL); - if (ddata == NULL) - return -ENOMEM; - - dev_set_drvdata(&spi->dev, ddata); - - ddata->spi_dev = spi; - - if (dev_get_platdata(&spi->dev)) { - r = td028ttec1_panel_probe_pdata(spi); - if (r) - return r; - } else if (spi->dev.of_node) { - r = td028ttec1_probe_of(spi); - if (r) - return r; - } else { - return -ENODEV; - } - - ddata->videomode = td028ttec1_panel_timings; - - dssdev = &ddata->dssdev; - dssdev->dev = &spi->dev; - dssdev->driver = &td028ttec1_ops; - dssdev->type = OMAP_DISPLAY_TYPE_DPI; - dssdev->owner = THIS_MODULE; - dssdev->panel.timings = ddata->videomode; - dssdev->phy.dpi.data_lines = ddata->data_lines; - - r = omapdss_register_display(dssdev); - if (r) { - dev_err(&spi->dev, "Failed to register panel\n"); - goto err_reg; - } - - return 0; - -err_reg: - omap_dss_put_device(ddata->in); - return r; -} - -static int td028ttec1_panel_remove(struct spi_device *spi) -{ - struct panel_drv_data *ddata = dev_get_drvdata(&spi->dev); - struct omap_dss_device *dssdev = &ddata->dssdev; - struct omap_dss_device *in = ddata->in; - - dev_dbg(&ddata->spi_dev->dev, "%s\n", __func__); - - omapdss_unregister_display(dssdev); - - td028ttec1_panel_disable(dssdev); - td028ttec1_panel_disconnect(dssdev); - - omap_dss_put_device(in); - - return 0; -} - -static const struct of_device_id td028ttec1_of_match[] = { - { .compatible = "omapdss,toppoly,td028ttec1", }, - {}, -}; - -MODULE_DEVICE_TABLE(of, td028ttec1_of_match); - -static struct spi_driver td028ttec1_spi_driver = { - .probe = td028ttec1_panel_probe, - .remove = td028ttec1_panel_remove, - - .driver = { - .name = "panel-tpo-td028ttec1", - .of_match_table = td028ttec1_of_match, - .suppress_bind_attrs = true, - }, -}; - -module_spi_driver(td028ttec1_spi_driver); - -MODULE_ALIAS("spi:toppoly,td028ttec1"); -MODULE_AUTHOR("H. Nikolaus Schaller <hns@goldelico.com>"); -MODULE_DESCRIPTION("Toppoly TD028TTEC1 panel driver"); -MODULE_LICENSE("GPL"); diff --git a/drivers/video/fbdev/omap2/displays-new/panel-tpo-td043mtea1.c b/drivers/video/fbdev/omap2/displays-new/panel-tpo-td043mtea1.c deleted file mode 100644 index 68e3b68a2..000000000 --- a/drivers/video/fbdev/omap2/displays-new/panel-tpo-td043mtea1.c +++ /dev/null @@ -1,686 +0,0 @@ -/* - * TPO TD043MTEA1 Panel driver - * - * Author: Gražvydas Ignotas <notasas@gmail.com> - * Converted to new DSS device model: Tomi Valkeinen <tomi.valkeinen@ti.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - */ - -#include <linux/module.h> -#include <linux/delay.h> -#include <linux/spi/spi.h> -#include <linux/regulator/consumer.h> -#include <linux/gpio.h> -#include <linux/err.h> -#include <linux/slab.h> -#include <linux/of_gpio.h> - -#include <video/omapdss.h> -#include <video/omap-panel-data.h> - -#define TPO_R02_MODE(x) ((x) & 7) -#define TPO_R02_MODE_800x480 7 -#define TPO_R02_NCLK_RISING BIT(3) -#define TPO_R02_HSYNC_HIGH BIT(4) -#define TPO_R02_VSYNC_HIGH BIT(5) - -#define TPO_R03_NSTANDBY BIT(0) -#define TPO_R03_EN_CP_CLK BIT(1) -#define TPO_R03_EN_VGL_PUMP BIT(2) -#define TPO_R03_EN_PWM BIT(3) -#define TPO_R03_DRIVING_CAP_100 BIT(4) -#define TPO_R03_EN_PRE_CHARGE BIT(6) -#define TPO_R03_SOFTWARE_CTL BIT(7) - -#define TPO_R04_NFLIP_H BIT(0) -#define TPO_R04_NFLIP_V BIT(1) -#define TPO_R04_CP_CLK_FREQ_1H BIT(2) -#define TPO_R04_VGL_FREQ_1H BIT(4) - -#define TPO_R03_VAL_NORMAL (TPO_R03_NSTANDBY | TPO_R03_EN_CP_CLK | \ - TPO_R03_EN_VGL_PUMP | TPO_R03_EN_PWM | \ - TPO_R03_DRIVING_CAP_100 | TPO_R03_EN_PRE_CHARGE | \ - TPO_R03_SOFTWARE_CTL) - -#define TPO_R03_VAL_STANDBY (TPO_R03_DRIVING_CAP_100 | \ - TPO_R03_EN_PRE_CHARGE | TPO_R03_SOFTWARE_CTL) - -static const u16 tpo_td043_def_gamma[12] = { - 105, 315, 381, 431, 490, 537, 579, 686, 780, 837, 880, 1023 -}; - -struct panel_drv_data { - struct omap_dss_device dssdev; - struct omap_dss_device *in; - - struct omap_video_timings videomode; - - int data_lines; - - struct spi_device *spi; - struct regulator *vcc_reg; - int nreset_gpio; - u16 gamma[12]; - u32 mode; - u32 hmirror:1; - u32 vmirror:1; - u32 powered_on:1; - u32 spi_suspended:1; - u32 power_on_resume:1; -}; - -static const struct omap_video_timings tpo_td043_timings = { - .x_res = 800, - .y_res = 480, - - .pixelclock = 36000000, - - .hsw = 1, - .hfp = 68, - .hbp = 214, - - .vsw = 1, - .vfp = 39, - .vbp = 34, - - .vsync_level = OMAPDSS_SIG_ACTIVE_LOW, - .hsync_level = OMAPDSS_SIG_ACTIVE_LOW, - .data_pclk_edge = OMAPDSS_DRIVE_SIG_FALLING_EDGE, - .de_level = OMAPDSS_SIG_ACTIVE_HIGH, - .sync_pclk_edge = OMAPDSS_DRIVE_SIG_RISING_EDGE, -}; - -#define to_panel_data(p) container_of(p, struct panel_drv_data, dssdev) - -static int tpo_td043_write(struct spi_device *spi, u8 addr, u8 data) -{ - struct spi_message m; - struct spi_transfer xfer; - u16 w; - int r; - - spi_message_init(&m); - - memset(&xfer, 0, sizeof(xfer)); - - w = ((u16)addr << 10) | (1 << 8) | data; - xfer.tx_buf = &w; - xfer.bits_per_word = 16; - xfer.len = 2; - spi_message_add_tail(&xfer, &m); - - r = spi_sync(spi, &m); - if (r < 0) - dev_warn(&spi->dev, "failed to write to LCD reg (%d)\n", r); - return r; -} - -static void tpo_td043_write_gamma(struct spi_device *spi, u16 gamma[12]) -{ - u8 i, val; - - /* gamma bits [9:8] */ - for (val = i = 0; i < 4; i++) - val |= (gamma[i] & 0x300) >> ((i + 1) * 2); - tpo_td043_write(spi, 0x11, val); - - for (val = i = 0; i < 4; i++) - val |= (gamma[i+4] & 0x300) >> ((i + 1) * 2); - tpo_td043_write(spi, 0x12, val); - - for (val = i = 0; i < 4; i++) - val |= (gamma[i+8] & 0x300) >> ((i + 1) * 2); - tpo_td043_write(spi, 0x13, val); - - /* gamma bits [7:0] */ - for (val = i = 0; i < 12; i++) - tpo_td043_write(spi, 0x14 + i, gamma[i] & 0xff); -} - -static int tpo_td043_write_mirror(struct spi_device *spi, bool h, bool v) -{ - u8 reg4 = TPO_R04_NFLIP_H | TPO_R04_NFLIP_V | - TPO_R04_CP_CLK_FREQ_1H | TPO_R04_VGL_FREQ_1H; - if (h) - reg4 &= ~TPO_R04_NFLIP_H; - if (v) - reg4 &= ~TPO_R04_NFLIP_V; - - return tpo_td043_write(spi, 4, reg4); -} - -static int tpo_td043_set_hmirror(struct omap_dss_device *dssdev, bool enable) -{ - struct panel_drv_data *ddata = dev_get_drvdata(dssdev->dev); - - ddata->hmirror = enable; - return tpo_td043_write_mirror(ddata->spi, ddata->hmirror, - ddata->vmirror); -} - -static bool tpo_td043_get_hmirror(struct omap_dss_device *dssdev) -{ - struct panel_drv_data *ddata = dev_get_drvdata(dssdev->dev); - - return ddata->hmirror; -} - -static ssize_t tpo_td043_vmirror_show(struct device *dev, - struct device_attribute *attr, char *buf) -{ - struct panel_drv_data *ddata = dev_get_drvdata(dev); - - return snprintf(buf, PAGE_SIZE, "%d\n", ddata->vmirror); -} - -static ssize_t tpo_td043_vmirror_store(struct device *dev, - struct device_attribute *attr, const char *buf, size_t count) -{ - struct panel_drv_data *ddata = dev_get_drvdata(dev); - int val; - int ret; - - ret = kstrtoint(buf, 0, &val); - if (ret < 0) - return ret; - - val = !!val; - - ret = tpo_td043_write_mirror(ddata->spi, ddata->hmirror, val); - if (ret < 0) - return ret; - - ddata->vmirror = val; - - return count; -} - -static ssize_t tpo_td043_mode_show(struct device *dev, - struct device_attribute *attr, char *buf) -{ - struct panel_drv_data *ddata = dev_get_drvdata(dev); - - return snprintf(buf, PAGE_SIZE, "%d\n", ddata->mode); -} - -static ssize_t tpo_td043_mode_store(struct device *dev, - struct device_attribute *attr, const char *buf, size_t count) -{ - struct panel_drv_data *ddata = dev_get_drvdata(dev); - long val; - int ret; - - ret = kstrtol(buf, 0, &val); - if (ret != 0 || val & ~7) - return -EINVAL; - - ddata->mode = val; - - val |= TPO_R02_NCLK_RISING; - tpo_td043_write(ddata->spi, 2, val); - - return count; -} - -static ssize_t tpo_td043_gamma_show(struct device *dev, - struct device_attribute *attr, char *buf) -{ - struct panel_drv_data *ddata = dev_get_drvdata(dev); - ssize_t len = 0; - int ret; - int i; - - for (i = 0; i < ARRAY_SIZE(ddata->gamma); i++) { - ret = snprintf(buf + len, PAGE_SIZE - len, "%u ", - ddata->gamma[i]); - if (ret < 0) - return ret; - len += ret; - } - buf[len - 1] = '\n'; - - return len; -} - -static ssize_t tpo_td043_gamma_store(struct device *dev, - struct device_attribute *attr, const char *buf, size_t count) -{ - struct panel_drv_data *ddata = dev_get_drvdata(dev); - unsigned int g[12]; - int ret; - int i; - - ret = sscanf(buf, "%u %u %u %u %u %u %u %u %u %u %u %u", - &g[0], &g[1], &g[2], &g[3], &g[4], &g[5], - &g[6], &g[7], &g[8], &g[9], &g[10], &g[11]); - - if (ret != 12) - return -EINVAL; - - for (i = 0; i < 12; i++) - ddata->gamma[i] = g[i]; - - tpo_td043_write_gamma(ddata->spi, ddata->gamma); - - return count; -} - -static DEVICE_ATTR(vmirror, S_IRUGO | S_IWUSR, - tpo_td043_vmirror_show, tpo_td043_vmirror_store); -static DEVICE_ATTR(mode, S_IRUGO | S_IWUSR, - tpo_td043_mode_show, tpo_td043_mode_store); -static DEVICE_ATTR(gamma, S_IRUGO | S_IWUSR, - tpo_td043_gamma_show, tpo_td043_gamma_store); - -static struct attribute *tpo_td043_attrs[] = { - &dev_attr_vmirror.attr, - &dev_attr_mode.attr, - &dev_attr_gamma.attr, - NULL, -}; - -static struct attribute_group tpo_td043_attr_group = { - .attrs = tpo_td043_attrs, -}; - -static int tpo_td043_power_on(struct panel_drv_data *ddata) -{ - int r; - - if (ddata->powered_on) - return 0; - - r = regulator_enable(ddata->vcc_reg); - if (r != 0) - return r; - - /* wait for panel to stabilize */ - msleep(160); - - if (gpio_is_valid(ddata->nreset_gpio)) - gpio_set_value(ddata->nreset_gpio, 1); - - tpo_td043_write(ddata->spi, 2, - TPO_R02_MODE(ddata->mode) | TPO_R02_NCLK_RISING); - tpo_td043_write(ddata->spi, 3, TPO_R03_VAL_NORMAL); - tpo_td043_write(ddata->spi, 0x20, 0xf0); - tpo_td043_write(ddata->spi, 0x21, 0xf0); - tpo_td043_write_mirror(ddata->spi, ddata->hmirror, - ddata->vmirror); - tpo_td043_write_gamma(ddata->spi, ddata->gamma); - - ddata->powered_on = 1; - return 0; -} - -static void tpo_td043_power_off(struct panel_drv_data *ddata) -{ - if (!ddata->powered_on) - return; - - tpo_td043_write(ddata->spi, 3, - TPO_R03_VAL_STANDBY | TPO_R03_EN_PWM); - - if (gpio_is_valid(ddata->nreset_gpio)) - gpio_set_value(ddata->nreset_gpio, 0); - - /* wait for at least 2 vsyncs before cutting off power */ - msleep(50); - - tpo_td043_write(ddata->spi, 3, TPO_R03_VAL_STANDBY); - - regulator_disable(ddata->vcc_reg); - - ddata->powered_on = 0; -} - -static int tpo_td043_connect(struct omap_dss_device *dssdev) -{ - struct panel_drv_data *ddata = to_panel_data(dssdev); - struct omap_dss_device *in = ddata->in; - int r; - - if (omapdss_device_is_connected(dssdev)) - return 0; - - r = in->ops.dpi->connect(in, dssdev); - if (r) - return r; - - return 0; -} - -static void tpo_td043_disconnect(struct omap_dss_device *dssdev) -{ - struct panel_drv_data *ddata = to_panel_data(dssdev); - struct omap_dss_device *in = ddata->in; - - if (!omapdss_device_is_connected(dssdev)) - return; - - in->ops.dpi->disconnect(in, dssdev); -} - -static int tpo_td043_enable(struct omap_dss_device *dssdev) -{ - struct panel_drv_data *ddata = to_panel_data(dssdev); - struct omap_dss_device *in = ddata->in; - int r; - - if (!omapdss_device_is_connected(dssdev)) - return -ENODEV; - - if (omapdss_device_is_enabled(dssdev)) - return 0; - - if (ddata->data_lines) - in->ops.dpi->set_data_lines(in, ddata->data_lines); - in->ops.dpi->set_timings(in, &ddata->videomode); - - r = in->ops.dpi->enable(in); - if (r) - return r; - - /* - * If we are resuming from system suspend, SPI clocks might not be - * enabled yet, so we'll program the LCD from SPI PM resume callback. - */ - if (!ddata->spi_suspended) { - r = tpo_td043_power_on(ddata); - if (r) { - in->ops.dpi->disable(in); - return r; - } - } - - dssdev->state = OMAP_DSS_DISPLAY_ACTIVE; - - return 0; -} - -static void tpo_td043_disable(struct omap_dss_device *dssdev) -{ - struct panel_drv_data *ddata = to_panel_data(dssdev); - struct omap_dss_device *in = ddata->in; - - if (!omapdss_device_is_enabled(dssdev)) - return; - - in->ops.dpi->disable(in); - - if (!ddata->spi_suspended) - tpo_td043_power_off(ddata); - - dssdev->state = OMAP_DSS_DISPLAY_DISABLED; -} - -static void tpo_td043_set_timings(struct omap_dss_device *dssdev, - struct omap_video_timings *timings) -{ - struct panel_drv_data *ddata = to_panel_data(dssdev); - struct omap_dss_device *in = ddata->in; - - ddata->videomode = *timings; - dssdev->panel.timings = *timings; - - in->ops.dpi->set_timings(in, timings); -} - -static void tpo_td043_get_timings(struct omap_dss_device *dssdev, - struct omap_video_timings *timings) -{ - struct panel_drv_data *ddata = to_panel_data(dssdev); - - *timings = ddata->videomode; -} - -static int tpo_td043_check_timings(struct omap_dss_device *dssdev, - struct omap_video_timings *timings) -{ - struct panel_drv_data *ddata = to_panel_data(dssdev); - struct omap_dss_device *in = ddata->in; - - return in->ops.dpi->check_timings(in, timings); -} - -static struct omap_dss_driver tpo_td043_ops = { - .connect = tpo_td043_connect, - .disconnect = tpo_td043_disconnect, - - .enable = tpo_td043_enable, - .disable = tpo_td043_disable, - - .set_timings = tpo_td043_set_timings, - .get_timings = tpo_td043_get_timings, - .check_timings = tpo_td043_check_timings, - - .set_mirror = tpo_td043_set_hmirror, - .get_mirror = tpo_td043_get_hmirror, - - .get_resolution = omapdss_default_get_resolution, -}; - - -static int tpo_td043_probe_pdata(struct spi_device *spi) -{ - const struct panel_tpo_td043mtea1_platform_data *pdata; - struct panel_drv_data *ddata = dev_get_drvdata(&spi->dev); - struct omap_dss_device *dssdev, *in; - - pdata = dev_get_platdata(&spi->dev); - - ddata->nreset_gpio = pdata->nreset_gpio; - - in = omap_dss_find_output(pdata->source); - if (in == NULL) { - dev_err(&spi->dev, "failed to find video source '%s'\n", - pdata->source); - return -EPROBE_DEFER; - } - ddata->in = in; - - ddata->data_lines = pdata->data_lines; - - dssdev = &ddata->dssdev; - dssdev->name = pdata->name; - - return 0; -} - -static int tpo_td043_probe_of(struct spi_device *spi) -{ - struct device_node *node = spi->dev.of_node; - struct panel_drv_data *ddata = dev_get_drvdata(&spi->dev); - struct omap_dss_device *in; - int gpio; - - gpio = of_get_named_gpio(node, "reset-gpios", 0); - if (!gpio_is_valid(gpio)) { - dev_err(&spi->dev, "failed to parse enable gpio\n"); - return gpio; - } - ddata->nreset_gpio = gpio; - - in = omapdss_of_find_source_for_first_ep(node); - if (IS_ERR(in)) { - dev_err(&spi->dev, "failed to find video source\n"); - return PTR_ERR(in); - } - - ddata->in = in; - - return 0; -} - -static int tpo_td043_probe(struct spi_device *spi) -{ - struct panel_drv_data *ddata; - struct omap_dss_device *dssdev; - int r; - - dev_dbg(&spi->dev, "%s\n", __func__); - - spi->bits_per_word = 16; - spi->mode = SPI_MODE_0; - - r = spi_setup(spi); - if (r < 0) { - dev_err(&spi->dev, "spi_setup failed: %d\n", r); - return r; - } - - ddata = devm_kzalloc(&spi->dev, sizeof(*ddata), GFP_KERNEL); - if (ddata == NULL) - return -ENOMEM; - - dev_set_drvdata(&spi->dev, ddata); - - ddata->spi = spi; - - if (dev_get_platdata(&spi->dev)) { - r = tpo_td043_probe_pdata(spi); - if (r) - return r; - } else if (spi->dev.of_node) { - r = tpo_td043_probe_of(spi); - if (r) - return r; - } else { - return -ENODEV; - } - - ddata->mode = TPO_R02_MODE_800x480; - memcpy(ddata->gamma, tpo_td043_def_gamma, sizeof(ddata->gamma)); - - ddata->vcc_reg = devm_regulator_get(&spi->dev, "vcc"); - if (IS_ERR(ddata->vcc_reg)) { - dev_err(&spi->dev, "failed to get LCD VCC regulator\n"); - r = PTR_ERR(ddata->vcc_reg); - goto err_regulator; - } - - if (gpio_is_valid(ddata->nreset_gpio)) { - r = devm_gpio_request_one(&spi->dev, - ddata->nreset_gpio, GPIOF_OUT_INIT_LOW, - "lcd reset"); - if (r < 0) { - dev_err(&spi->dev, "couldn't request reset GPIO\n"); - goto err_gpio_req; - } - } - - r = sysfs_create_group(&spi->dev.kobj, &tpo_td043_attr_group); - if (r) { - dev_err(&spi->dev, "failed to create sysfs files\n"); - goto err_sysfs; - } - - ddata->videomode = tpo_td043_timings; - - dssdev = &ddata->dssdev; - dssdev->dev = &spi->dev; - dssdev->driver = &tpo_td043_ops; - dssdev->type = OMAP_DISPLAY_TYPE_DPI; - dssdev->owner = THIS_MODULE; - dssdev->panel.timings = ddata->videomode; - - r = omapdss_register_display(dssdev); - if (r) { - dev_err(&spi->dev, "Failed to register panel\n"); - goto err_reg; - } - - return 0; - -err_reg: - sysfs_remove_group(&spi->dev.kobj, &tpo_td043_attr_group); -err_sysfs: -err_gpio_req: -err_regulator: - omap_dss_put_device(ddata->in); - return r; -} - -static int tpo_td043_remove(struct spi_device *spi) -{ - struct panel_drv_data *ddata = dev_get_drvdata(&spi->dev); - struct omap_dss_device *dssdev = &ddata->dssdev; - struct omap_dss_device *in = ddata->in; - - dev_dbg(&ddata->spi->dev, "%s\n", __func__); - - omapdss_unregister_display(dssdev); - - tpo_td043_disable(dssdev); - tpo_td043_disconnect(dssdev); - - omap_dss_put_device(in); - - sysfs_remove_group(&spi->dev.kobj, &tpo_td043_attr_group); - - return 0; -} - -#ifdef CONFIG_PM_SLEEP -static int tpo_td043_spi_suspend(struct device *dev) -{ - struct panel_drv_data *ddata = dev_get_drvdata(dev); - - dev_dbg(dev, "tpo_td043_spi_suspend, tpo %p\n", ddata); - - ddata->power_on_resume = ddata->powered_on; - tpo_td043_power_off(ddata); - ddata->spi_suspended = 1; - - return 0; -} - -static int tpo_td043_spi_resume(struct device *dev) -{ - struct panel_drv_data *ddata = dev_get_drvdata(dev); - int ret; - - dev_dbg(dev, "tpo_td043_spi_resume\n"); - - if (ddata->power_on_resume) { - ret = tpo_td043_power_on(ddata); - if (ret) - return ret; - } - ddata->spi_suspended = 0; - - return 0; -} -#endif - -static SIMPLE_DEV_PM_OPS(tpo_td043_spi_pm, - tpo_td043_spi_suspend, tpo_td043_spi_resume); - -static const struct of_device_id tpo_td043_of_match[] = { - { .compatible = "omapdss,tpo,td043mtea1", }, - {}, -}; - -MODULE_DEVICE_TABLE(of, tpo_td043_of_match); - -static struct spi_driver tpo_td043_spi_driver = { - .driver = { - .name = "panel-tpo-td043mtea1", - .pm = &tpo_td043_spi_pm, - .of_match_table = tpo_td043_of_match, - .suppress_bind_attrs = true, - }, - .probe = tpo_td043_probe, - .remove = tpo_td043_remove, -}; - -module_spi_driver(tpo_td043_spi_driver); - -MODULE_ALIAS("spi:tpo,td043mtea1"); -MODULE_AUTHOR("Gražvydas Ignotas <notasas@gmail.com>"); -MODULE_DESCRIPTION("TPO TD043MTEA1 LCD Driver"); -MODULE_LICENSE("GPL"); |